Home / 110,120.16-151,974.18-62,372.28

Finding the Fourth Proportional to 110,120.16, 151,974.18 and 62,372.28

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Solution

The fourth proportional to 110,120.16, 151,974.18 and 62,372.28 is: 86,078.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,120.16 : 151,974.18 = 62,372.28 : x
  2. Step 2: Convert to fraction form
    110,120.16/151,974.18 = 62,372.28/x
  3. Step 3: Cross multiply
    110,120.16x = 151,974.18 × 62,372.28
  4. Step 4: Simplify right side
    110,120.16x = 9,478,976,107.73
  5. Step 5: Solve for x
    x = 9,478,976,107.73/110,120.16
  6. Step 6: Final answer
    x = 86,078.48

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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.