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Finding the Fourth Proportional to 83,060.61, 124,610.71 and 26,900.74

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Solution

The fourth proportional to 83,060.61, 124,610.71 and 26,900.74 is: 40,357.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,060.61 : 124,610.71 = 26,900.74 : x
  2. Step 2: Convert to fraction form
    83,060.61/124,610.71 = 26,900.74/x
  3. Step 3: Cross multiply
    83,060.61x = 124,610.71 × 26,900.74
  4. Step 4: Simplify right side
    83,060.61x = 3,352,120,310.93
  5. Step 5: Solve for x
    x = 3,352,120,310.93/83,060.61
  6. Step 6: Final answer
    x = 40,357.52

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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.