Home / 92,553.78-127,659.26-56,758.06

Finding the Fourth Proportional to 92,553.78, 127,659.26 and 56,758.06

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Solution

The fourth proportional to 92,553.78, 127,659.26 and 56,758.06 is: 78,286.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,553.78 : 127,659.26 = 56,758.06 : x
  2. Step 2: Convert to fraction form
    92,553.78/127,659.26 = 56,758.06/x
  3. Step 3: Cross multiply
    92,553.78x = 127,659.26 × 56,758.06
  4. Step 4: Simplify right side
    92,553.78x = 7,245,691,761.38
  5. Step 5: Solve for x
    x = 7,245,691,761.38/92,553.78
  6. Step 6: Final answer
    x = 78,286.29

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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.