Home / 110,040.30-151,856.07-62,302.86

Finding the Fourth Proportional to 110,040.30, 151,856.07 and 62,302.86

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Solution

The fourth proportional to 110,040.30, 151,856.07 and 62,302.86 is: 85,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,040.30 : 151,856.07 = 62,302.86 : x
  2. Step 2: Convert to fraction form
    110,040.30/151,856.07 = 62,302.86/x
  3. Step 3: Cross multiply
    110,040.30x = 151,856.07 × 62,302.86
  4. Step 4: Simplify right side
    110,040.30x = 9,461,067,469.36
  5. Step 5: Solve for x
    x = 9,461,067,469.36/110,040.30
  6. Step 6: Final answer
    x = 85,978.20

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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.