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Finding the Fourth Proportional to 54,672.60, 82,041.30 and 36,006.15

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Solution

The fourth proportional to 54,672.60, 82,041.30 and 36,006.15 is: 54,030.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,672.60 : 82,041.30 = 36,006.15 : x
  2. Step 2: Convert to fraction form
    54,672.60/82,041.30 = 36,006.15/x
  3. Step 3: Cross multiply
    54,672.60x = 82,041.30 × 36,006.15
  4. Step 4: Simplify right side
    54,672.60x = 2,953,991,354.00
  5. Step 5: Solve for x
    x = 2,953,991,354.00/54,672.60
  6. Step 6: Final answer
    x = 54,030.56

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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.