Home / 127,337.77-191,006.20-38,591.13

Finding the Fourth Proportional to 127,337.77, 191,006.20 and 38,591.13

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Solution

The fourth proportional to 127,337.77, 191,006.20 and 38,591.13 is: 57,886.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,337.77 : 191,006.20 = 38,591.13 : x
  2. Step 2: Convert to fraction form
    127,337.77/191,006.20 = 38,591.13/x
  3. Step 3: Cross multiply
    127,337.77x = 191,006.20 × 38,591.13
  4. Step 4: Simplify right side
    127,337.77x = 7,371,145,859.52
  5. Step 5: Solve for x
    x = 7,371,145,859.52/127,337.77
  6. Step 6: Final answer
    x = 57,886.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.