Home / 159,723.10-239,584.65-146,820.70

Finding the Fourth Proportional to 159,723.10, 239,584.65 and 146,820.70

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Solution

The fourth proportional to 159,723.10, 239,584.65 and 146,820.70 is: 220,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,723.10 : 239,584.65 = 146,820.70 : x
  2. Step 2: Convert to fraction form
    159,723.10/239,584.65 = 146,820.70/x
  3. Step 3: Cross multiply
    159,723.10x = 239,584.65 × 146,820.70
  4. Step 4: Simplify right side
    159,723.10x = 35,175,986,022.26
  5. Step 5: Solve for x
    x = 35,175,986,022.26/159,723.10
  6. Step 6: Final answer
    x = 220,231.05

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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.