Home / 62,906.10-86,737.68-50,149.30

Finding the Fourth Proportional to 62,906.10, 86,737.68 and 50,149.30

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Solution

The fourth proportional to 62,906.10, 86,737.68 and 50,149.30 is: 69,148.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,906.10 : 86,737.68 = 50,149.30 : x
  2. Step 2: Convert to fraction form
    62,906.10/86,737.68 = 50,149.30/x
  3. Step 3: Cross multiply
    62,906.10x = 86,737.68 × 50,149.30
  4. Step 4: Simplify right side
    62,906.10x = 4,349,833,935.62
  5. Step 5: Solve for x
    x = 4,349,833,935.62/62,906.10
  6. Step 6: Final answer
    x = 69,148.05

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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.