Home / 126,963.61-175,209.29-69,603.25

Finding the Fourth Proportional to 126,963.61, 175,209.29 and 69,603.25

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Solution

The fourth proportional to 126,963.61, 175,209.29 and 69,603.25 is: 96,052.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,963.61 : 175,209.29 = 69,603.25 : x
  2. Step 2: Convert to fraction form
    126,963.61/175,209.29 = 69,603.25/x
  3. Step 3: Cross multiply
    126,963.61x = 175,209.29 × 69,603.25
  4. Step 4: Simplify right side
    126,963.61x = 12,195,135,666.18
  5. Step 5: Solve for x
    x = 12,195,135,666.18/126,963.61
  6. Step 6: Final answer
    x = 96,052.21

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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.