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Finding the Fourth Proportional to 166,169.88, 249,246.54 and 60,980.58

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Solution

The fourth proportional to 166,169.88, 249,246.54 and 60,980.58 is: 91,467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,169.88 : 249,246.54 = 60,980.58 : x
  2. Step 2: Convert to fraction form
    166,169.88/249,246.54 = 60,980.58/x
  3. Step 3: Cross multiply
    166,169.88x = 249,246.54 × 60,980.58
  4. Step 4: Simplify right side
    166,169.88x = 15,199,198,572.19
  5. Step 5: Solve for x
    x = 15,199,198,572.19/166,169.88
  6. Step 6: Final answer
    x = 91,467.83

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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.