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Finding the Fourth Proportional to 54,548.60, 81,779.70 and 29,924.60

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Solution

The fourth proportional to 54,548.60, 81,779.70 and 29,924.60 is: 44,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,548.60 : 81,779.70 = 29,924.60 : x
  2. Step 2: Convert to fraction form
    54,548.60/81,779.70 = 29,924.60/x
  3. Step 3: Cross multiply
    54,548.60x = 81,779.70 × 29,924.60
  4. Step 4: Simplify right side
    54,548.60x = 2,447,224,810.62
  5. Step 5: Solve for x
    x = 2,447,224,810.62/54,548.60
  6. Step 6: Final answer
    x = 44,863.20

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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.