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Finding the Fourth Proportional to 60,323.60, 90,441.66 and 40,553.12

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Solution

The fourth proportional to 60,323.60, 90,441.66 and 40,553.12 is: 60,800.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,323.60 : 90,441.66 = 40,553.12 : x
  2. Step 2: Convert to fraction form
    60,323.60/90,441.66 = 40,553.12/x
  3. Step 3: Cross multiply
    60,323.60x = 90,441.66 × 40,553.12
  4. Step 4: Simplify right side
    60,323.60x = 3,667,691,490.98
  5. Step 5: Solve for x
    x = 3,667,691,490.98/60,323.60
  6. Step 6: Final answer
    x = 60,800.28

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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.