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Finding the Fourth Proportional to 57,901.80, 86,787.90 and 24,616.20

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Solution

The fourth proportional to 57,901.80, 86,787.90 and 24,616.20 is: 36,896.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,901.80 : 86,787.90 = 24,616.20 : x
  2. Step 2: Convert to fraction form
    57,901.80/86,787.90 = 24,616.20/x
  3. Step 3: Cross multiply
    57,901.80x = 86,787.90 × 24,616.20
  4. Step 4: Simplify right side
    57,901.80x = 2,136,388,303.98
  5. Step 5: Solve for x
    x = 2,136,388,303.98/57,901.80
  6. Step 6: Final answer
    x = 36,896.75

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1.5x scale

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.