Home / 57,901.15-79,941.45-44,542.21

Finding the Fourth Proportional to 57,901.15, 79,941.45 and 44,542.21

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Solution

The fourth proportional to 57,901.15, 79,941.45 and 44,542.21 is: 61,497.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,901.15 : 79,941.45 = 44,542.21 : x
  2. Step 2: Convert to fraction form
    57,901.15/79,941.45 = 44,542.21/x
  3. Step 3: Cross multiply
    57,901.15x = 79,941.45 × 44,542.21
  4. Step 4: Simplify right side
    57,901.15x = 3,560,768,853.60
  5. Step 5: Solve for x
    x = 3,560,768,853.60/57,901.15
  6. Step 6: Final answer
    x = 61,497.38

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Double scale
Find fourth proportional to 57,902.15, 79,942.83 and 44,543.21
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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.