Home / 166,633.20-249,949.62-54,313.38

Finding the Fourth Proportional to 166,633.20, 249,949.62 and 54,313.38

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Solution

The fourth proportional to 166,633.20, 249,949.62 and 54,313.38 is: 81,470.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,633.20 : 249,949.62 = 54,313.38 : x
  2. Step 2: Convert to fraction form
    166,633.20/249,949.62 = 54,313.38/x
  3. Step 3: Cross multiply
    166,633.20x = 249,949.62 × 54,313.38
  4. Step 4: Simplify right side
    166,633.20x = 13,575,608,691.92
  5. Step 5: Solve for x
    x = 13,575,608,691.92/166,633.20
  6. Step 6: Final answer
    x = 81,470.01

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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.