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Finding the Fourth Proportional to 71,660.61, 107,500.65 and 24,907.41

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Solution

The fourth proportional to 71,660.61, 107,500.65 and 24,907.41 is: 37,364.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,660.61 : 107,500.65 = 24,907.41 : x
  2. Step 2: Convert to fraction form
    71,660.61/107,500.65 = 24,907.41/x
  3. Step 3: Cross multiply
    71,660.61x = 107,500.65 × 24,907.41
  4. Step 4: Simplify right side
    71,660.61x = 2,677,562,764.82
  5. Step 5: Solve for x
    x = 2,677,562,764.82/71,660.61
  6. Step 6: Final answer
    x = 37,364.50

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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.