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Finding the Fourth Proportional to 59,950.86, 89,978.14 and 23,040.78

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Solution

The fourth proportional to 59,950.86, 89,978.14 and 23,040.78 is: 34,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,950.86 : 89,978.14 = 23,040.78 : x
  2. Step 2: Convert to fraction form
    59,950.86/89,978.14 = 23,040.78/x
  3. Step 3: Cross multiply
    59,950.86x = 89,978.14 × 23,040.78
  4. Step 4: Simplify right side
    59,950.86x = 2,073,166,528.55
  5. Step 5: Solve for x
    x = 2,073,166,528.55/59,950.86
  6. Step 6: Final answer
    x = 34,581.10

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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.