Home / 52,309.07-72,185.66-28,436.34

Finding the Fourth Proportional to 52,309.07, 72,185.66 and 28,436.34

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Solution

The fourth proportional to 52,309.07, 72,185.66 and 28,436.34 is: 39,241.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,309.07 : 72,185.66 = 28,436.34 : x
  2. Step 2: Convert to fraction form
    52,309.07/72,185.66 = 28,436.34/x
  3. Step 3: Cross multiply
    52,309.07x = 72,185.66 × 28,436.34
  4. Step 4: Simplify right side
    52,309.07x = 2,052,696,206.04
  5. Step 5: Solve for x
    x = 2,052,696,206.04/52,309.07
  6. Step 6: Final answer
    x = 39,241.69

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Double scale
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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.