Home / 126,233.68-174,203.04-69,646.72

Finding the Fourth Proportional to 126,233.68, 174,203.04 and 69,646.72

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Solution

The fourth proportional to 126,233.68, 174,203.04 and 69,646.72 is: 96,112.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,233.68 : 174,203.04 = 69,646.72 : x
  2. Step 2: Convert to fraction form
    126,233.68/174,203.04 = 69,646.72/x
  3. Step 3: Cross multiply
    126,233.68x = 174,203.04 × 69,646.72
  4. Step 4: Simplify right side
    126,233.68x = 12,132,670,350.03
  5. Step 5: Solve for x
    x = 12,132,670,350.03/126,233.68
  6. Step 6: Final answer
    x = 96,112.78

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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.