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Finding the Fourth Proportional to 59,964.20, 89,978.70 and 24,907.40

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Solution

The fourth proportional to 59,964.20, 89,978.70 and 24,907.40 is: 37,374.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,964.20 : 89,978.70 = 24,907.40 : x
  2. Step 2: Convert to fraction form
    59,964.20/89,978.70 = 24,907.40/x
  3. Step 3: Cross multiply
    59,964.20x = 89,978.70 × 24,907.40
  4. Step 4: Simplify right side
    59,964.20x = 2,241,135,472.38
  5. Step 5: Solve for x
    x = 2,241,135,472.38/59,964.20
  6. Step 6: Final answer
    x = 37,374.56

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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.