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Finding the Fourth Proportional to 29,605.35, 40,854.17 and 16,177.07

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Solution

The fourth proportional to 29,605.35, 40,854.17 and 16,177.07 is: 22,323.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,605.35 : 40,854.17 = 16,177.07 : x
  2. Step 2: Convert to fraction form
    29,605.35/40,854.17 = 16,177.07/x
  3. Step 3: Cross multiply
    29,605.35x = 40,854.17 × 16,177.07
  4. Step 4: Simplify right side
    29,605.35x = 660,900,482.73
  5. Step 5: Solve for x
    x = 660,900,482.73/29,605.35
  6. Step 6: Final answer
    x = 22,323.68

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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.