Home / 127,624.97-191,447.18-38,886.05

Finding the Fourth Proportional to 127,624.97, 191,447.18 and 38,886.05

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Solution

The fourth proportional to 127,624.97, 191,447.18 and 38,886.05 is: 58,332.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,624.97 : 191,447.18 = 38,886.05 : x
  2. Step 2: Convert to fraction form
    127,624.97/191,447.18 = 38,886.05/x
  3. Step 3: Cross multiply
    127,624.97x = 191,447.18 × 38,886.05
  4. Step 4: Simplify right side
    127,624.97x = 7,444,624,613.84
  5. Step 5: Solve for x
    x = 7,444,624,613.84/127,624.97
  6. Step 6: Final answer
    x = 58,332.04

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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.