Home / 169,782.15-234,002.79-124,363.61

Finding the Fourth Proportional to 169,782.15, 234,002.79 and 124,363.61

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Solution

The fourth proportional to 169,782.15, 234,002.79 and 124,363.61 is: 171,404.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,782.15 : 234,002.79 = 124,363.61 : x
  2. Step 2: Convert to fraction form
    169,782.15/234,002.79 = 124,363.61/x
  3. Step 3: Cross multiply
    169,782.15x = 234,002.79 × 124,363.61
  4. Step 4: Simplify right side
    169,782.15x = 29,101,430,544.46
  5. Step 5: Solve for x
    x = 29,101,430,544.46/169,782.15
  6. Step 6: Final answer
    x = 171,404.54

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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.