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Finding the Fourth Proportional to 83,059.61, 124,609.21 and 26,899.74

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Solution

The fourth proportional to 83,059.61, 124,609.21 and 26,899.74 is: 40,356.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,059.61 : 124,609.21 = 26,899.74 : x
  2. Step 2: Convert to fraction form
    83,059.61/124,609.21 = 26,899.74/x
  3. Step 3: Cross multiply
    83,059.61x = 124,609.21 × 26,899.74
  4. Step 4: Simplify right side
    83,059.61x = 3,351,955,350.61
  5. Step 5: Solve for x
    x = 3,351,955,350.61/83,059.61
  6. Step 6: Final answer
    x = 40,356.02

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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.