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Finding the Fourth Proportional to 58,711.80, 88,062.87 and 23,171.67

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Solution

The fourth proportional to 58,711.80, 88,062.87 and 23,171.67 is: 34,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,711.80 : 88,062.87 = 23,171.67 : x
  2. Step 2: Convert to fraction form
    58,711.80/88,062.87 = 23,171.67/x
  3. Step 3: Cross multiply
    58,711.80x = 88,062.87 × 23,171.67
  4. Step 4: Simplify right side
    58,711.80x = 2,040,563,762.89
  5. Step 5: Solve for x
    x = 2,040,563,762.89/58,711.80
  6. Step 6: Final answer
    x = 34,755.60

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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.