Home / 134,347.25-185,294.26-83,331.38

Finding the Fourth Proportional to 134,347.25, 185,294.26 and 83,331.38

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Solution

The fourth proportional to 134,347.25, 185,294.26 and 83,331.38 is: 114,932.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,347.25 : 185,294.26 = 83,331.38 : x
  2. Step 2: Convert to fraction form
    134,347.25/185,294.26 = 83,331.38/x
  3. Step 3: Cross multiply
    134,347.25x = 185,294.26 × 83,331.38
  4. Step 4: Simplify right side
    134,347.25x = 15,440,826,391.88
  5. Step 5: Solve for x
    x = 15,440,826,391.88/134,347.25
  6. Step 6: Final answer
    x = 114,932.21

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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.