Home / 160,572.03-221,331.15-108,872.39

Finding the Fourth Proportional to 160,572.03, 221,331.15 and 108,872.39

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Solution

The fourth proportional to 160,572.03, 221,331.15 and 108,872.39 is: 150,068.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,572.03 : 221,331.15 = 108,872.39 : x
  2. Step 2: Convert to fraction form
    160,572.03/221,331.15 = 108,872.39/x
  3. Step 3: Cross multiply
    160,572.03x = 221,331.15 × 108,872.39
  4. Step 4: Simplify right side
    160,572.03x = 24,096,850,175.29
  5. Step 5: Solve for x
    x = 24,096,850,175.29/160,572.03
  6. Step 6: Final answer
    x = 150,068.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.