Home / 161,575.79-222,983.42-89,954.24

Finding the Fourth Proportional to 161,575.79, 222,983.42 and 89,954.24

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Solution

The fourth proportional to 161,575.79, 222,983.42 and 89,954.24 is: 124,141.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,575.79 : 222,983.42 = 89,954.24 : x
  2. Step 2: Convert to fraction form
    161,575.79/222,983.42 = 89,954.24/x
  3. Step 3: Cross multiply
    161,575.79x = 222,983.42 × 89,954.24
  4. Step 4: Simplify right side
    161,575.79x = 20,058,302,514.01
  5. Step 5: Solve for x
    x = 20,058,302,514.01/161,575.79
  6. Step 6: Final answer
    x = 124,141.76

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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.