Home / 166,245.20-249,319.20-59,616.80

Finding the Fourth Proportional to 166,245.20, 249,319.20 and 59,616.80

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Solution

The fourth proportional to 166,245.20, 249,319.20 and 59,616.80 is: 89,407.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,245.20 : 249,319.20 = 59,616.80 : x
  2. Step 2: Convert to fraction form
    166,245.20/249,319.20 = 59,616.80/x
  3. Step 3: Cross multiply
    166,245.20x = 249,319.20 × 59,616.80
  4. Step 4: Simplify right side
    166,245.20x = 14,863,612,882.56
  5. Step 5: Solve for x
    x = 14,863,612,882.56/166,245.20
  6. Step 6: Final answer
    x = 89,407.77

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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.