Home / 161,542.55-222,949.61-92,658.89

Finding the Fourth Proportional to 161,542.55, 222,949.61 and 92,658.89

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Solution

The fourth proportional to 161,542.55, 222,949.61 and 92,658.89 is: 127,881.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,542.55 : 222,949.61 = 92,658.89 : x
  2. Step 2: Convert to fraction form
    161,542.55/222,949.61 = 92,658.89/x
  3. Step 3: Cross multiply
    161,542.55x = 222,949.61 × 92,658.89
  4. Step 4: Simplify right side
    161,542.55x = 20,658,263,097.20
  5. Step 5: Solve for x
    x = 20,658,263,097.20/161,542.55
  6. Step 6: Final answer
    x = 127,881.25

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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.