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Finding the Fourth Proportional to 83,179.57, 114,753.49 and 60,468.79

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Solution

The fourth proportional to 83,179.57, 114,753.49 and 60,468.79 is: 83,421.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,179.57 : 114,753.49 = 60,468.79 : x
  2. Step 2: Convert to fraction form
    83,179.57/114,753.49 = 60,468.79/x
  3. Step 3: Cross multiply
    83,179.57x = 114,753.49 × 60,468.79
  4. Step 4: Simplify right side
    83,179.57x = 6,939,004,688.58
  5. Step 5: Solve for x
    x = 6,939,004,688.58/83,179.57
  6. Step 6: Final answer
    x = 83,421.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.