Home / 96,486.40-144,743.60-29,931.88

Finding the Fourth Proportional to 96,486.40, 144,743.60 and 29,931.88

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Solution

The fourth proportional to 96,486.40, 144,743.60 and 29,931.88 is: 44,902.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,486.40 : 144,743.60 = 29,931.88 : x
  2. Step 2: Convert to fraction form
    96,486.40/144,743.60 = 29,931.88/x
  3. Step 3: Cross multiply
    96,486.40x = 144,743.60 × 29,931.88
  4. Step 4: Simplify right side
    96,486.40x = 4,332,448,065.97
  5. Step 5: Solve for x
    x = 4,332,448,065.97/96,486.40
  6. Step 6: Final answer
    x = 44,902.16

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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.