Home / 205,760.93-284,047.17-154,793.11

Finding the Fourth Proportional to 205,760.93, 284,047.17 and 154,793.11

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Solution

The fourth proportional to 205,760.93, 284,047.17 and 154,793.11 is: 213,687.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,760.93 : 284,047.17 = 154,793.11 : x
  2. Step 2: Convert to fraction form
    205,760.93/284,047.17 = 154,793.11/x
  3. Step 3: Cross multiply
    205,760.93x = 284,047.17 × 154,793.11
  4. Step 4: Simplify right side
    205,760.93x = 43,968,545,489.00
  5. Step 5: Solve for x
    x = 43,968,545,489.00/205,760.93
  6. Step 6: Final answer
    x = 213,687.53

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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.