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Finding the Fourth Proportional to 60,765.80, 83,882.39 and 36,900.16

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Solution

The fourth proportional to 60,765.80, 83,882.39 and 36,900.16 is: 50,937.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,765.80 : 83,882.39 = 36,900.16 : x
  2. Step 2: Convert to fraction form
    60,765.80/83,882.39 = 36,900.16/x
  3. Step 3: Cross multiply
    60,765.80x = 83,882.39 × 36,900.16
  4. Step 4: Simplify right side
    60,765.80x = 3,095,273,217.98
  5. Step 5: Solve for x
    x = 3,095,273,217.98/60,765.80
  6. Step 6: Final answer
    x = 50,937.76

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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.