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Finding the Fourth Proportional to 96,079.40, 144,032.70 and 62,815.40

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Solution

The fourth proportional to 96,079.40, 144,032.70 and 62,815.40 is: 94,166.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,079.40 : 144,032.70 = 62,815.40 : x
  2. Step 2: Convert to fraction form
    96,079.40/144,032.70 = 62,815.40/x
  3. Step 3: Cross multiply
    96,079.40x = 144,032.70 × 62,815.40
  4. Step 4: Simplify right side
    96,079.40x = 9,047,471,663.58
  5. Step 5: Solve for x
    x = 9,047,471,663.58/96,079.40
  6. Step 6: Final answer
    x = 94,166.61

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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.