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Finding the Fourth Proportional to 107,612.62, 148,505.30 and 59,864.94

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Solution

The fourth proportional to 107,612.62, 148,505.30 and 59,864.94 is: 82,613.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,612.62 : 148,505.30 = 59,864.94 : x
  2. Step 2: Convert to fraction form
    107,612.62/148,505.30 = 59,864.94/x
  3. Step 3: Cross multiply
    107,612.62x = 148,505.30 × 59,864.94
  4. Step 4: Simplify right side
    107,612.62x = 8,890,260,799.35
  5. Step 5: Solve for x
    x = 8,890,260,799.35/107,612.62
  6. Step 6: Final answer
    x = 82,613.55

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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.