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Finding the Fourth Proportional to 88,662.10, 133,079.55 and 44,338.90

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Solution

The fourth proportional to 88,662.10, 133,079.55 and 44,338.90 is: 66,551.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,662.10 : 133,079.55 = 44,338.90 : x
  2. Step 2: Convert to fraction form
    88,662.10/133,079.55 = 44,338.90/x
  3. Step 3: Cross multiply
    88,662.10x = 133,079.55 × 44,338.90
  4. Step 4: Simplify right side
    88,662.10x = 5,900,600,859.50
  5. Step 5: Solve for x
    x = 5,900,600,859.50/88,662.10
  6. Step 6: Final answer
    x = 66,551.56

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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.