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Finding the Fourth Proportional to 79,762.53, 119,531.03 and 44,239.50

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Solution

The fourth proportional to 79,762.53, 119,531.03 and 44,239.50 is: 66,296.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,762.53 : 119,531.03 = 44,239.50 : x
  2. Step 2: Convert to fraction form
    79,762.53/119,531.03 = 44,239.50/x
  3. Step 3: Cross multiply
    79,762.53x = 119,531.03 × 44,239.50
  4. Step 4: Simplify right side
    79,762.53x = 5,287,992,780.49
  5. Step 5: Solve for x
    x = 5,287,992,780.49/79,762.53
  6. Step 6: Final answer
    x = 66,296.70

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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.