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Finding the Fourth Proportional to 60,160.76, 83,059.50 and 38,659.17

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Solution

The fourth proportional to 60,160.76, 83,059.50 and 38,659.17 is: 53,373.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,160.76 : 83,059.50 = 38,659.17 : x
  2. Step 2: Convert to fraction form
    60,160.76/83,059.50 = 38,659.17/x
  3. Step 3: Cross multiply
    60,160.76x = 83,059.50 × 38,659.17
  4. Step 4: Simplify right side
    60,160.76x = 3,211,011,330.62
  5. Step 5: Solve for x
    x = 3,211,011,330.62/60,160.76
  6. Step 6: Final answer
    x = 53,373.85

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Double scale
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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.