Home / 166,267.20-249,433.20-71,497.20

Finding the Fourth Proportional to 166,267.20, 249,433.20 and 71,497.20

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Solution

The fourth proportional to 166,267.20, 249,433.20 and 71,497.20 is: 107,259.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,267.20 : 249,433.20 = 71,497.20 : x
  2. Step 2: Convert to fraction form
    166,267.20/249,433.20 = 71,497.20/x
  3. Step 3: Cross multiply
    166,267.20x = 249,433.20 × 71,497.20
  4. Step 4: Simplify right side
    166,267.20x = 17,833,775,387.04
  5. Step 5: Solve for x
    x = 17,833,775,387.04/166,267.20
  6. Step 6: Final answer
    x = 107,259.73

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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.