Home / 161,342.28-222,607.34-96,771.11

Finding the Fourth Proportional to 161,342.28, 222,607.34 and 96,771.11

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Solution

The fourth proportional to 161,342.28, 222,607.34 and 96,771.11 is: 133,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,342.28 : 222,607.34 = 96,771.11 : x
  2. Step 2: Convert to fraction form
    161,342.28/222,607.34 = 96,771.11/x
  3. Step 3: Cross multiply
    161,342.28x = 222,607.34 × 96,771.11
  4. Step 4: Simplify right side
    161,342.28x = 21,541,958,151.95
  5. Step 5: Solve for x
    x = 21,541,958,151.95/161,342.28
  6. Step 6: Final answer
    x = 133,517.13

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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.