Home / 106,910.91-147,536.20-59,166.88

Finding the Fourth Proportional to 106,910.91, 147,536.20 and 59,166.88

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Solution

The fourth proportional to 106,910.91, 147,536.20 and 59,166.88 is: 81,649.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,910.91 : 147,536.20 = 59,166.88 : x
  2. Step 2: Convert to fraction form
    106,910.91/147,536.20 = 59,166.88/x
  3. Step 3: Cross multiply
    106,910.91x = 147,536.20 × 59,166.88
  4. Step 4: Simplify right side
    106,910.91x = 8,729,256,641.06
  5. Step 5: Solve for x
    x = 8,729,256,641.06/106,910.91
  6. Step 6: Final answer
    x = 81,649.82

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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.