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Finding the Fourth Proportional to 60,600.60, 90,900.90 and 41,938.20

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Solution

The fourth proportional to 60,600.60, 90,900.90 and 41,938.20 is: 62,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,600.60 : 90,900.90 = 41,938.20 : x
  2. Step 2: Convert to fraction form
    60,600.60/90,900.90 = 41,938.20/x
  3. Step 3: Cross multiply
    60,600.60x = 90,900.90 × 41,938.20
  4. Step 4: Simplify right side
    60,600.60x = 3,812,220,124.38
  5. Step 5: Solve for x
    x = 3,812,220,124.38/60,600.60
  6. Step 6: Final answer
    x = 62,907.30

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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.