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Finding the Fourth Proportional to 49,339.60, 74,020.20 and 24,391.60

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Solution

The fourth proportional to 49,339.60, 74,020.20 and 24,391.60 is: 36,592.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,339.60 : 74,020.20 = 24,391.60 : x
  2. Step 2: Convert to fraction form
    49,339.60/74,020.20 = 24,391.60/x
  3. Step 3: Cross multiply
    49,339.60x = 74,020.20 × 24,391.60
  4. Step 4: Simplify right side
    49,339.60x = 1,805,471,110.32
  5. Step 5: Solve for x
    x = 1,805,471,110.32/49,339.60
  6. Step 6: Final answer
    x = 36,592.74

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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.