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Finding the Fourth Proportional to 59,174.40, 88,761.60 and 53,342.40

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Solution

The fourth proportional to 59,174.40, 88,761.60 and 53,342.40 is: 80,013.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,174.40 : 88,761.60 = 53,342.40 : x
  2. Step 2: Convert to fraction form
    59,174.40/88,761.60 = 53,342.40/x
  3. Step 3: Cross multiply
    59,174.40x = 88,761.60 × 53,342.40
  4. Step 4: Simplify right side
    59,174.40x = 4,734,756,771.84
  5. Step 5: Solve for x
    x = 4,734,756,771.84/59,174.40
  6. Step 6: Final answer
    x = 80,013.60

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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.