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Finding the Fourth Proportional to 54,008.01, 81,010.80 and 24,417.90

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Solution

The fourth proportional to 54,008.01, 81,010.80 and 24,417.90 is: 36,626.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,008.01 : 81,010.80 = 24,417.90 : x
  2. Step 2: Convert to fraction form
    54,008.01/81,010.80 = 24,417.90/x
  3. Step 3: Cross multiply
    54,008.01x = 81,010.80 × 24,417.90
  4. Step 4: Simplify right side
    54,008.01x = 1,978,113,613.32
  5. Step 5: Solve for x
    x = 1,978,113,613.32/54,008.01
  6. Step 6: Final answer
    x = 36,626.30

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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.