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Finding the Fourth Proportional to 44,601.60, 66,772.80 and 29,827.20

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Solution

The fourth proportional to 44,601.60, 66,772.80 and 29,827.20 is: 44,654.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,601.60 : 66,772.80 = 29,827.20 : x
  2. Step 2: Convert to fraction form
    44,601.60/66,772.80 = 29,827.20/x
  3. Step 3: Cross multiply
    44,601.60x = 66,772.80 × 29,827.20
  4. Step 4: Simplify right side
    44,601.60x = 1,991,645,660.16
  5. Step 5: Solve for x
    x = 1,991,645,660.16/44,601.60
  6. Step 6: Final answer
    x = 44,654.13

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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.