Home / 113,512.14-170,115.12-57,391.83

Finding the Fourth Proportional to 113,512.14, 170,115.12 and 57,391.83

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Solution

The fourth proportional to 113,512.14, 170,115.12 and 57,391.83 is: 86,010.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,512.14 : 170,115.12 = 57,391.83 : x
  2. Step 2: Convert to fraction form
    113,512.14/170,115.12 = 57,391.83/x
  3. Step 3: Cross multiply
    113,512.14x = 170,115.12 × 57,391.83
  4. Step 4: Simplify right side
    113,512.14x = 9,763,218,047.47
  5. Step 5: Solve for x
    x = 9,763,218,047.47/113,512.14
  6. Step 6: Final answer
    x = 86,010.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.