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Finding the Fourth Proportional to 166,279.80, 249,117.30 and 95,950.20

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Solution

The fourth proportional to 166,279.80, 249,117.30 and 95,950.20 is: 143,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,279.80 : 249,117.30 = 95,950.20 : x
  2. Step 2: Convert to fraction form
    166,279.80/249,117.30 = 95,950.20/x
  3. Step 3: Cross multiply
    166,279.80x = 249,117.30 × 95,950.20
  4. Step 4: Simplify right side
    166,279.80x = 23,902,854,758.46
  5. Step 5: Solve for x
    x = 23,902,854,758.46/166,279.80
  6. Step 6: Final answer
    x = 143,750.80

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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.