Home / 98,660.61-147,966.28-38,701.27

Finding the Fourth Proportional to 98,660.61, 147,966.28 and 38,701.27

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Solution

The fourth proportional to 98,660.61, 147,966.28 and 38,701.27 is: 58,042.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,660.61 : 147,966.28 = 38,701.27 : x
  2. Step 2: Convert to fraction form
    98,660.61/147,966.28 = 38,701.27/x
  3. Step 3: Cross multiply
    98,660.61x = 147,966.28 × 38,701.27
  4. Step 4: Simplify right side
    98,660.61x = 5,726,482,953.18
  5. Step 5: Solve for x
    x = 5,726,482,953.18/98,660.61
  6. Step 6: Final answer
    x = 58,042.24

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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.