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Finding the Fourth Proportional to 48,627.40, 72,825.90 and 32,960.20

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Solution

The fourth proportional to 48,627.40, 72,825.90 and 32,960.20 is: 49,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,627.40 : 72,825.90 = 32,960.20 : x
  2. Step 2: Convert to fraction form
    48,627.40/72,825.90 = 32,960.20/x
  3. Step 3: Cross multiply
    48,627.40x = 72,825.90 × 32,960.20
  4. Step 4: Simplify right side
    48,627.40x = 2,400,356,229.18
  5. Step 5: Solve for x
    x = 2,400,356,229.18/48,627.40
  6. Step 6: Final answer
    x = 49,362.22

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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.