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Finding the Fourth Proportional to 54,656.60, 81,984.90 and 25,132.10

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Solution

The fourth proportional to 54,656.60, 81,984.90 and 25,132.10 is: 37,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,656.60 : 81,984.90 = 25,132.10 : x
  2. Step 2: Convert to fraction form
    54,656.60/81,984.90 = 25,132.10/x
  3. Step 3: Cross multiply
    54,656.60x = 81,984.90 × 25,132.10
  4. Step 4: Simplify right side
    54,656.60x = 2,060,452,705.29
  5. Step 5: Solve for x
    x = 2,060,452,705.29/54,656.60
  6. Step 6: Final answer
    x = 37,698.15

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Similar ratio
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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.