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Finding the Fourth Proportional to 57,963.88, 86,946.14 and 16,410.92

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Solution

The fourth proportional to 57,963.88, 86,946.14 and 16,410.92 is: 24,616.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,963.88 : 86,946.14 = 16,410.92 : x
  2. Step 2: Convert to fraction form
    57,963.88/86,946.14 = 16,410.92/x
  3. Step 3: Cross multiply
    57,963.88x = 86,946.14 × 16,410.92
  4. Step 4: Simplify right side
    57,963.88x = 1,426,866,147.85
  5. Step 5: Solve for x
    x = 1,426,866,147.85/57,963.88
  6. Step 6: Final answer
    x = 24,616.47

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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.