Home / 166,487.28-249,734.97-54,167.82

Finding the Fourth Proportional to 166,487.28, 249,734.97 and 54,167.82

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Solution

The fourth proportional to 166,487.28, 249,734.97 and 54,167.82 is: 81,253.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,487.28 : 249,734.97 = 54,167.82 : x
  2. Step 2: Convert to fraction form
    166,487.28/249,734.97 = 54,167.82/x
  3. Step 3: Cross multiply
    166,487.28x = 249,734.97 × 54,167.82
  4. Step 4: Simplify right side
    166,487.28x = 13,527,598,902.67
  5. Step 5: Solve for x
    x = 13,527,598,902.67/166,487.28
  6. Step 6: Final answer
    x = 81,253.05

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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.