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Finding the Fourth Proportional to 44,527.60, 66,829.20 and 18,251.20

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Solution

The fourth proportional to 44,527.60, 66,829.20 and 18,251.20 is: 27,392.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,527.60 : 66,829.20 = 18,251.20 : x
  2. Step 2: Convert to fraction form
    44,527.60/66,829.20 = 18,251.20/x
  3. Step 3: Cross multiply
    44,527.60x = 66,829.20 × 18,251.20
  4. Step 4: Simplify right side
    44,527.60x = 1,219,713,095.04
  5. Step 5: Solve for x
    x = 1,219,713,095.04/44,527.60
  6. Step 6: Final answer
    x = 27,392.29

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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.