Home / 661,169.39-991,719.45-181,362.04

Finding the Fourth Proportional to 661,169.39, 991,719.45 and 181,362.04

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Solution

The fourth proportional to 661,169.39, 991,719.45 and 181,362.04 is: 272,033.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,169.39 : 991,719.45 = 181,362.04 : x
  2. Step 2: Convert to fraction form
    661,169.39/991,719.45 = 181,362.04/x
  3. Step 3: Cross multiply
    661,169.39x = 991,719.45 × 181,362.04
  4. Step 4: Simplify right side
    661,169.39x = 179,860,260,080.38
  5. Step 5: Solve for x
    x = 179,860,260,080.38/661,169.39
  6. Step 6: Final answer
    x = 272,033.56

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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.