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Finding the Fourth Proportional to 44,187.51, 66,281.27 and 36,379.92

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Solution

The fourth proportional to 44,187.51, 66,281.27 and 36,379.92 is: 54,569.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,187.51 : 66,281.27 = 36,379.92 : x
  2. Step 2: Convert to fraction form
    44,187.51/66,281.27 = 36,379.92/x
  3. Step 3: Cross multiply
    44,187.51x = 66,281.27 × 36,379.92
  4. Step 4: Simplify right side
    44,187.51x = 2,411,307,118.20
  5. Step 5: Solve for x
    x = 2,411,307,118.20/44,187.51
  6. Step 6: Final answer
    x = 54,569.88

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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.