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Finding the Fourth Proportional to 24,787.87, 37,165.65 and 8,989.95

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Solution

The fourth proportional to 24,787.87, 37,165.65 and 8,989.95 is: 13,479.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,787.87 : 37,165.65 = 8,989.95 : x
  2. Step 2: Convert to fraction form
    24,787.87/37,165.65 = 8,989.95/x
  3. Step 3: Cross multiply
    24,787.87x = 37,165.65 × 8,989.95
  4. Step 4: Simplify right side
    24,787.87x = 334,117,440.88
  5. Step 5: Solve for x
    x = 334,117,440.88/24,787.87
  6. Step 6: Final answer
    x = 13,479.07

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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.