Home / 115,860.14-159,959.22-88,949.06

Finding the Fourth Proportional to 115,860.14, 159,959.22 and 88,949.06

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Solution

The fourth proportional to 115,860.14, 159,959.22 and 88,949.06 is: 122,805.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,860.14 : 159,959.22 = 88,949.06 : x
  2. Step 2: Convert to fraction form
    115,860.14/159,959.22 = 88,949.06/x
  3. Step 3: Cross multiply
    115,860.14x = 159,959.22 × 88,949.06
  4. Step 4: Simplify right side
    115,860.14x = 14,228,222,257.33
  5. Step 5: Solve for x
    x = 14,228,222,257.33/115,860.14
  6. Step 6: Final answer
    x = 122,805.15

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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.