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Finding the Fourth Proportional to 60,230.70, 83,091.69 and 42,337.40

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Solution

The fourth proportional to 60,230.70, 83,091.69 and 42,337.40 is: 58,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,230.70 : 83,091.69 = 42,337.40 : x
  2. Step 2: Convert to fraction form
    60,230.70/83,091.69 = 42,337.40/x
  3. Step 3: Cross multiply
    60,230.70x = 83,091.69 × 42,337.40
  4. Step 4: Simplify right side
    60,230.70x = 3,517,885,700.75
  5. Step 5: Solve for x
    x = 3,517,885,700.75/60,230.70
  6. Step 6: Final answer
    x = 58,406.85

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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.