Home / 126,910.02-175,089.50-75,924.23

Finding the Fourth Proportional to 126,910.02, 175,089.50 and 75,924.23

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Solution

The fourth proportional to 126,910.02, 175,089.50 and 75,924.23 is: 104,747.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,910.02 : 175,089.50 = 75,924.23 : x
  2. Step 2: Convert to fraction form
    126,910.02/175,089.50 = 75,924.23/x
  3. Step 3: Cross multiply
    126,910.02x = 175,089.50 × 75,924.23
  4. Step 4: Simplify right side
    126,910.02x = 13,293,534,213.52
  5. Step 5: Solve for x
    x = 13,293,534,213.52/126,910.02
  6. Step 6: Final answer
    x = 104,747.71

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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.