Home / 106,727.61-147,285.20-58,330.92

Finding the Fourth Proportional to 106,727.61, 147,285.20 and 58,330.92

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Solution

The fourth proportional to 106,727.61, 147,285.20 and 58,330.92 is: 80,497.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,727.61 : 147,285.20 = 58,330.92 : x
  2. Step 2: Convert to fraction form
    106,727.61/147,285.20 = 58,330.92/x
  3. Step 3: Cross multiply
    106,727.61x = 147,285.20 × 58,330.92
  4. Step 4: Simplify right side
    106,727.61x = 8,591,281,218.38
  5. Step 5: Solve for x
    x = 8,591,281,218.38/106,727.61
  6. Step 6: Final answer
    x = 80,497.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.