Home / 126,480.07-174,553.55-69,902.38

Finding the Fourth Proportional to 126,480.07, 174,553.55 and 69,902.38

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Solution

The fourth proportional to 126,480.07, 174,553.55 and 69,902.38 is: 96,471.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,480.07 : 174,553.55 = 69,902.38 : x
  2. Step 2: Convert to fraction form
    126,480.07/174,553.55 = 69,902.38/x
  3. Step 3: Cross multiply
    126,480.07x = 174,553.55 × 69,902.38
  4. Step 4: Simplify right side
    126,480.07x = 12,201,708,582.45
  5. Step 5: Solve for x
    x = 12,201,708,582.45/126,480.07
  6. Step 6: Final answer
    x = 96,471.39

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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.