Home / 372,560.48-558,835.28-92,077.76

Finding the Fourth Proportional to 372,560.48, 558,835.28 and 92,077.76

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Solution

The fourth proportional to 372,560.48, 558,835.28 and 92,077.76 is: 138,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,560.48 : 558,835.28 = 92,077.76 : x
  2. Step 2: Convert to fraction form
    372,560.48/558,835.28 = 92,077.76/x
  3. Step 3: Cross multiply
    372,560.48x = 558,835.28 × 92,077.76
  4. Step 4: Simplify right side
    372,560.48x = 51,456,300,791.37
  5. Step 5: Solve for x
    x = 51,456,300,791.37/372,560.48
  6. Step 6: Final answer
    x = 138,115.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.