Home / 58,489.38-80,715.50-31,632.08

Finding the Fourth Proportional to 58,489.38, 80,715.50 and 31,632.08

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Solution

The fourth proportional to 58,489.38, 80,715.50 and 31,632.08 is: 43,652.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,489.38 : 80,715.50 = 31,632.08 : x
  2. Step 2: Convert to fraction form
    58,489.38/80,715.50 = 31,632.08/x
  3. Step 3: Cross multiply
    58,489.38x = 80,715.50 × 31,632.08
  4. Step 4: Simplify right side
    58,489.38x = 2,553,198,591.50
  5. Step 5: Solve for x
    x = 2,553,198,591.50/58,489.38
  6. Step 6: Final answer
    x = 43,652.34

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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.