Home / 247,865.67-342,159.39-167,402.30

Finding the Fourth Proportional to 247,865.67, 342,159.39 and 167,402.30

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Solution

The fourth proportional to 247,865.67, 342,159.39 and 167,402.30 is: 231,085.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,865.67 : 342,159.39 = 167,402.30 : x
  2. Step 2: Convert to fraction form
    247,865.67/342,159.39 = 167,402.30/x
  3. Step 3: Cross multiply
    247,865.67x = 342,159.39 × 167,402.30
  4. Step 4: Simplify right side
    247,865.67x = 57,278,267,141.80
  5. Step 5: Solve for x
    x = 57,278,267,141.80/247,865.67
  6. Step 6: Final answer
    x = 231,085.92

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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.