Home / 166,167.20-249,250.80-131,641.76

Finding the Fourth Proportional to 166,167.20, 249,250.80 and 131,641.76

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Solution

The fourth proportional to 166,167.20, 249,250.80 and 131,641.76 is: 197,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,167.20 : 249,250.80 = 131,641.76 : x
  2. Step 2: Convert to fraction form
    166,167.20/249,250.80 = 131,641.76/x
  3. Step 3: Cross multiply
    166,167.20x = 249,250.80 × 131,641.76
  4. Step 4: Simplify right side
    166,167.20x = 32,811,812,747.15
  5. Step 5: Solve for x
    x = 32,811,812,747.15/166,167.20
  6. Step 6: Final answer
    x = 197,462.64

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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.