Home / 87,094.44-120,194.28-51,285.96

Finding the Fourth Proportional to 87,094.44, 120,194.28 and 51,285.96

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Solution

The fourth proportional to 87,094.44, 120,194.28 and 51,285.96 is: 70,776.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,094.44 : 120,194.28 = 51,285.96 : x
  2. Step 2: Convert to fraction form
    87,094.44/120,194.28 = 51,285.96/x
  3. Step 3: Cross multiply
    87,094.44x = 120,194.28 × 51,285.96
  4. Step 4: Simplify right side
    87,094.44x = 6,164,279,036.31
  5. Step 5: Solve for x
    x = 6,164,279,036.31/87,094.44
  6. Step 6: Final answer
    x = 70,776.95

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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.