Home / 261,985.64-361,536.97-147,283.41

Finding the Fourth Proportional to 261,985.64, 361,536.97 and 147,283.41

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Solution

The fourth proportional to 261,985.64, 361,536.97 and 147,283.41 is: 203,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,985.64 : 361,536.97 = 147,283.41 : x
  2. Step 2: Convert to fraction form
    261,985.64/361,536.97 = 147,283.41/x
  3. Step 3: Cross multiply
    261,985.64x = 361,536.97 × 147,283.41
  4. Step 4: Simplify right side
    261,985.64x = 53,248,399,046.38
  5. Step 5: Solve for x
    x = 53,248,399,046.38/261,985.64
  6. Step 6: Final answer
    x = 203,249.30

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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.