Home / 292,546.38-403,721.97-165,240.90

Finding the Fourth Proportional to 292,546.38, 403,721.97 and 165,240.90

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Solution

The fourth proportional to 292,546.38, 403,721.97 and 165,240.90 is: 228,036.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,546.38 : 403,721.97 = 165,240.90 : x
  2. Step 2: Convert to fraction form
    292,546.38/403,721.97 = 165,240.90/x
  3. Step 3: Cross multiply
    292,546.38x = 403,721.97 × 165,240.90
  4. Step 4: Simplify right side
    292,546.38x = 66,711,381,672.57
  5. Step 5: Solve for x
    x = 66,711,381,672.57/292,546.38
  6. Step 6: Final answer
    x = 228,036.94

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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.