Home / 205,233.20-307,849.80-181,732.40

Finding the Fourth Proportional to 205,233.20, 307,849.80 and 181,732.40

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Solution

The fourth proportional to 205,233.20, 307,849.80 and 181,732.40 is: 272,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,233.20 : 307,849.80 = 181,732.40 : x
  2. Step 2: Convert to fraction form
    205,233.20/307,849.80 = 181,732.40/x
  3. Step 3: Cross multiply
    205,233.20x = 307,849.80 × 181,732.40
  4. Step 4: Simplify right side
    205,233.20x = 55,946,282,993.52
  5. Step 5: Solve for x
    x = 55,946,282,993.52/205,233.20
  6. Step 6: Final answer
    x = 272,598.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.