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Finding the Fourth Proportional to 83,776.05, 125,663.06 and 24,609.60

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Solution

The fourth proportional to 83,776.05, 125,663.06 and 24,609.60 is: 36,914.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,776.05 : 125,663.06 = 24,609.60 : x
  2. Step 2: Convert to fraction form
    83,776.05/125,663.06 = 24,609.60/x
  3. Step 3: Cross multiply
    83,776.05x = 125,663.06 × 24,609.60
  4. Step 4: Simplify right side
    83,776.05x = 3,092,517,702.90
  5. Step 5: Solve for x
    x = 3,092,517,702.90/83,776.05
  6. Step 6: Final answer
    x = 36,914.10

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1.5x scale

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.