Home / 110,309.12-152,229.92-62,564.48

Finding the Fourth Proportional to 110,309.12, 152,229.92 and 62,564.48

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Solution

The fourth proportional to 110,309.12, 152,229.92 and 62,564.48 is: 86,340.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,309.12 : 152,229.92 = 62,564.48 : x
  2. Step 2: Convert to fraction form
    110,309.12/152,229.92 = 62,564.48/x
  3. Step 3: Cross multiply
    110,309.12x = 152,229.92 × 62,564.48
  4. Step 4: Simplify right side
    110,309.12x = 9,524,185,785.24
  5. Step 5: Solve for x
    x = 9,524,185,785.24/110,309.12
  6. Step 6: Final answer
    x = 86,340.87

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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.