Home / 206,186.02-284,554.16-115,540.95

Finding the Fourth Proportional to 206,186.02, 284,554.16 and 115,540.95

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Solution

The fourth proportional to 206,186.02, 284,554.16 and 115,540.95 is: 159,456.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,186.02 : 284,554.16 = 115,540.95 : x
  2. Step 2: Convert to fraction form
    206,186.02/284,554.16 = 115,540.95/x
  3. Step 3: Cross multiply
    206,186.02x = 284,554.16 × 115,540.95
  4. Step 4: Simplify right side
    206,186.02x = 32,877,657,972.85
  5. Step 5: Solve for x
    x = 32,877,657,972.85/206,186.02
  6. Step 6: Final answer
    x = 159,456.29

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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.