Home / 161,261.28-222,508.08-94,180.32

Finding the Fourth Proportional to 161,261.28, 222,508.08 and 94,180.32

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Solution

The fourth proportional to 161,261.28, 222,508.08 and 94,180.32 is: 129,949.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,261.28 : 222,508.08 = 94,180.32 : x
  2. Step 2: Convert to fraction form
    161,261.28/222,508.08 = 94,180.32/x
  3. Step 3: Cross multiply
    161,261.28x = 222,508.08 × 94,180.32
  4. Step 4: Simplify right side
    161,261.28x = 20,955,882,176.99
  5. Step 5: Solve for x
    x = 20,955,882,176.99/161,261.28
  6. Step 6: Final answer
    x = 129,949.87

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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.