Home / 161,575.66-222,983.27-89,954.11

Finding the Fourth Proportional to 161,575.66, 222,983.27 and 89,954.11

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Solution

The fourth proportional to 161,575.66, 222,983.27 and 89,954.11 is: 124,141.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,575.66 : 222,983.27 = 89,954.11 : x
  2. Step 2: Convert to fraction form
    161,575.66/222,983.27 = 89,954.11/x
  3. Step 3: Cross multiply
    161,575.66x = 222,983.27 × 89,954.11
  4. Step 4: Simplify right side
    161,575.66x = 20,058,261,597.74
  5. Step 5: Solve for x
    x = 20,058,261,597.74/161,575.66
  6. Step 6: Final answer
    x = 124,141.60

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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.