Home / 124,826.52-172,218.54-71,073.52

Finding the Fourth Proportional to 124,826.52, 172,218.54 and 71,073.52

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Solution

The fourth proportional to 124,826.52, 172,218.54 and 71,073.52 is: 98,057.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,826.52 : 172,218.54 = 71,073.52 : x
  2. Step 2: Convert to fraction form
    124,826.52/172,218.54 = 71,073.52/x
  3. Step 3: Cross multiply
    124,826.52x = 172,218.54 × 71,073.52
  4. Step 4: Simplify right side
    124,826.52x = 12,240,177,847.06
  5. Step 5: Solve for x
    x = 12,240,177,847.06/124,826.52
  6. Step 6: Final answer
    x = 98,057.51

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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.