Home / 49,715.71-68,592.23-28,201.91

Finding the Fourth Proportional to 49,715.71, 68,592.23 and 28,201.91

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Solution

The fourth proportional to 49,715.71, 68,592.23 and 28,201.91 is: 38,909.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,715.71 : 68,592.23 = 28,201.91 : x
  2. Step 2: Convert to fraction form
    49,715.71/68,592.23 = 28,201.91/x
  3. Step 3: Cross multiply
    49,715.71x = 68,592.23 × 28,201.91
  4. Step 4: Simplify right side
    49,715.71x = 1,934,431,897.16
  5. Step 5: Solve for x
    x = 1,934,431,897.16/49,715.71
  6. Step 6: Final answer
    x = 38,909.87

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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.