Home / 115,122.24-158,826.56-69,767.51

Finding the Fourth Proportional to 115,122.24, 158,826.56 and 69,767.51

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Solution

The fourth proportional to 115,122.24, 158,826.56 and 69,767.51 is: 96,253.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,122.24 : 158,826.56 = 69,767.51 : x
  2. Step 2: Convert to fraction form
    115,122.24/158,826.56 = 69,767.51/x
  3. Step 3: Cross multiply
    115,122.24x = 158,826.56 × 69,767.51
  4. Step 4: Simplify right side
    115,122.24x = 11,080,932,470.10
  5. Step 5: Solve for x
    x = 11,080,932,470.10/115,122.24
  6. Step 6: Final answer
    x = 96,253.62

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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.