Home / 159,829.08-239,755.42-45,972.29

Finding the Fourth Proportional to 159,829.08, 239,755.42 and 45,972.29

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Solution

The fourth proportional to 159,829.08, 239,755.42 and 45,972.29 is: 68,961.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,829.08 : 239,755.42 = 45,972.29 : x
  2. Step 2: Convert to fraction form
    159,829.08/239,755.42 = 45,972.29/x
  3. Step 3: Cross multiply
    159,829.08x = 239,755.42 × 45,972.29
  4. Step 4: Simplify right side
    159,829.08x = 11,022,105,697.89
  5. Step 5: Solve for x
    x = 11,022,105,697.89/159,829.08
  6. Step 6: Final answer
    x = 68,961.83

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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.