Home / 124,759.98-187,273.15-53,717.78

Finding the Fourth Proportional to 124,759.98, 187,273.15 and 53,717.78

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Solution

The fourth proportional to 124,759.98, 187,273.15 and 53,717.78 is: 80,634.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,759.98 : 187,273.15 = 53,717.78 : x
  2. Step 2: Convert to fraction form
    124,759.98/187,273.15 = 53,717.78/x
  3. Step 3: Cross multiply
    124,759.98x = 187,273.15 × 53,717.78
  4. Step 4: Simplify right side
    124,759.98x = 10,059,898,205.50
  5. Step 5: Solve for x
    x = 10,059,898,205.50/124,759.98
  6. Step 6: Final answer
    x = 80,634.02

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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.