Home / 127,444.88-191,154.96-38,699.15

Finding the Fourth Proportional to 127,444.88, 191,154.96 and 38,699.15

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Solution

The fourth proportional to 127,444.88, 191,154.96 and 38,699.15 is: 58,044.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,444.88 : 191,154.96 = 38,699.15 : x
  2. Step 2: Convert to fraction form
    127,444.88/191,154.96 = 38,699.15/x
  3. Step 3: Cross multiply
    127,444.88x = 191,154.96 × 38,699.15
  4. Step 4: Simplify right side
    127,444.88x = 7,397,535,505.03
  5. Step 5: Solve for x
    x = 7,397,535,505.03/127,444.88
  6. Step 6: Final answer
    x = 58,044.98

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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.