Home / 52,197.82-72,034.60-30,683.63

Finding the Fourth Proportional to 52,197.82, 72,034.60 and 30,683.63

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Solution

The fourth proportional to 52,197.82, 72,034.60 and 30,683.63 is: 42,344.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,197.82 : 72,034.60 = 30,683.63 : x
  2. Step 2: Convert to fraction form
    52,197.82/72,034.60 = 30,683.63/x
  3. Step 3: Cross multiply
    52,197.82x = 72,034.60 × 30,683.63
  4. Step 4: Simplify right side
    52,197.82x = 2,210,282,500.01
  5. Step 5: Solve for x
    x = 2,210,282,500.01/52,197.82
  6. Step 6: Final answer
    x = 42,344.34

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Half scale
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Double scale
Find fourth proportional to 52,198.82, 72,035.98 and 30,684.63
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.