Home / 126,339.54-174,348.07-69,750.51

Finding the Fourth Proportional to 126,339.54, 174,348.07 and 69,750.51

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Solution

The fourth proportional to 126,339.54, 174,348.07 and 69,750.51 is: 96,255.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,339.54 : 174,348.07 = 69,750.51 : x
  2. Step 2: Convert to fraction form
    126,339.54/174,348.07 = 69,750.51/x
  3. Step 3: Cross multiply
    126,339.54x = 174,348.07 × 69,750.51
  4. Step 4: Simplify right side
    126,339.54x = 12,160,866,800.02
  5. Step 5: Solve for x
    x = 12,160,866,800.02/126,339.54
  6. Step 6: Final answer
    x = 96,255.43

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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.