Home / 161,178.66-222,369.71-92,217.75

Finding the Fourth Proportional to 161,178.66, 222,369.71 and 92,217.75

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Solution

The fourth proportional to 161,178.66, 222,369.71 and 92,217.75 is: 127,227.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,178.66 : 222,369.71 = 92,217.75 : x
  2. Step 2: Convert to fraction form
    161,178.66/222,369.71 = 92,217.75/x
  3. Step 3: Cross multiply
    161,178.66x = 222,369.71 × 92,217.75
  4. Step 4: Simplify right side
    161,178.66x = 20,506,433,863.26
  5. Step 5: Solve for x
    x = 20,506,433,863.26/161,178.66
  6. Step 6: Final answer
    x = 127,227.97

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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.