Home / 166,309.20-249,415.20-59,680.80

Finding the Fourth Proportional to 166,309.20, 249,415.20 and 59,680.80

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Solution

The fourth proportional to 166,309.20, 249,415.20 and 59,680.80 is: 89,503.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,309.20 : 249,415.20 = 59,680.80 : x
  2. Step 2: Convert to fraction form
    166,309.20/249,415.20 = 59,680.80/x
  3. Step 3: Cross multiply
    166,309.20x = 249,415.20 × 59,680.80
  4. Step 4: Simplify right side
    166,309.20x = 14,885,298,668.16
  5. Step 5: Solve for x
    x = 14,885,298,668.16/166,309.20
  6. Step 6: Final answer
    x = 89,503.76

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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.