Home / 161,301.18-222,594.48-89,680.62

Finding the Fourth Proportional to 161,301.18, 222,594.48 and 89,680.62

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Solution

The fourth proportional to 161,301.18, 222,594.48 and 89,680.62 is: 123,758.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,301.18 : 222,594.48 = 89,680.62 : x
  2. Step 2: Convert to fraction form
    161,301.18/222,594.48 = 89,680.62/x
  3. Step 3: Cross multiply
    161,301.18x = 222,594.48 × 89,680.62
  4. Step 4: Simplify right side
    161,301.18x = 19,962,410,974.98
  5. Step 5: Solve for x
    x = 19,962,410,974.98/161,301.18
  6. Step 6: Final answer
    x = 123,758.62

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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.