Home / 106,879.68-147,498.30-59,132.25

Finding the Fourth Proportional to 106,879.68, 147,498.30 and 59,132.25

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Solution

The fourth proportional to 106,879.68, 147,498.30 and 59,132.25 is: 81,604.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,879.68 : 147,498.30 = 59,132.25 : x
  2. Step 2: Convert to fraction form
    106,879.68/147,498.30 = 59,132.25/x
  3. Step 3: Cross multiply
    106,879.68x = 147,498.30 × 59,132.25
  4. Step 4: Simplify right side
    106,879.68x = 8,721,906,350.18
  5. Step 5: Solve for x
    x = 8,721,906,350.18/106,879.68
  6. Step 6: Final answer
    x = 81,604.91

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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.