Home / 161,377.74-222,685.68-93,381.16

Finding the Fourth Proportional to 161,377.74, 222,685.68 and 93,381.16

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Solution

The fourth proportional to 161,377.74, 222,685.68 and 93,381.16 is: 128,856.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,377.74 : 222,685.68 = 93,381.16 : x
  2. Step 2: Convert to fraction form
    161,377.74/222,685.68 = 93,381.16/x
  3. Step 3: Cross multiply
    161,377.74x = 222,685.68 × 93,381.16
  4. Step 4: Simplify right side
    161,377.74x = 20,794,647,113.79
  5. Step 5: Solve for x
    x = 20,794,647,113.79/161,377.74
  6. Step 6: Final answer
    x = 128,856.97

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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.