Home / 161,207.06-222,231.28-112,658.27

Finding the Fourth Proportional to 161,207.06, 222,231.28 and 112,658.27

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Solution

The fourth proportional to 161,207.06, 222,231.28 and 112,658.27 is: 155,304.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,207.06 : 222,231.28 = 112,658.27 : x
  2. Step 2: Convert to fraction form
    161,207.06/222,231.28 = 112,658.27/x
  3. Step 3: Cross multiply
    161,207.06x = 222,231.28 × 112,658.27
  4. Step 4: Simplify right side
    161,207.06x = 25,036,191,613.17
  5. Step 5: Solve for x
    x = 25,036,191,613.17/161,207.06
  6. Step 6: Final answer
    x = 155,304.56

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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.