Home / 161,593.92-222,995.70-89,972.46

Finding the Fourth Proportional to 161,593.92, 222,995.70 and 89,972.46

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Solution

The fourth proportional to 161,593.92, 222,995.70 and 89,972.46 is: 124,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,593.92 : 222,995.70 = 89,972.46 : x
  2. Step 2: Convert to fraction form
    161,593.92/222,995.70 = 89,972.46/x
  3. Step 3: Cross multiply
    161,593.92x = 222,995.70 × 89,972.46
  4. Step 4: Simplify right side
    161,593.92x = 20,063,471,698.42
  5. Step 5: Solve for x
    x = 20,063,471,698.42/161,593.92
  6. Step 6: Final answer
    x = 124,159.82

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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.