Home / 261,938.01-361,517.94-154,534.44

Finding the Fourth Proportional to 261,938.01, 361,517.94 and 154,534.44

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Solution

The fourth proportional to 261,938.01, 361,517.94 and 154,534.44 is: 213,283.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,938.01 : 361,517.94 = 154,534.44 : x
  2. Step 2: Convert to fraction form
    261,938.01/361,517.94 = 154,534.44/x
  3. Step 3: Cross multiply
    261,938.01x = 361,517.94 × 154,534.44
  4. Step 4: Simplify right side
    261,938.01x = 55,866,972,407.85
  5. Step 5: Solve for x
    x = 55,866,972,407.85/261,938.01
  6. Step 6: Final answer
    x = 213,283.18

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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.