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Finding the Fourth Proportional to 106,626.88, 159,833.28 and 36,458.20

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Solution

The fourth proportional to 106,626.88, 159,833.28 and 36,458.20 is: 54,650.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,626.88 : 159,833.28 = 36,458.20 : x
  2. Step 2: Convert to fraction form
    106,626.88/159,833.28 = 36,458.20/x
  3. Step 3: Cross multiply
    106,626.88x = 159,833.28 × 36,458.20
  4. Step 4: Simplify right side
    106,626.88x = 5,827,233,688.90
  5. Step 5: Solve for x
    x = 5,827,233,688.90/106,626.88
  6. Step 6: Final answer
    x = 54,650.70

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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.