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Finding the Fourth Proportional to 166,102.20, 249,104.70 and 59,473.80

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Solution

The fourth proportional to 166,102.20, 249,104.70 and 59,473.80 is: 89,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,102.20 : 249,104.70 = 59,473.80 : x
  2. Step 2: Convert to fraction form
    166,102.20/249,104.70 = 59,473.80/x
  3. Step 3: Cross multiply
    166,102.20x = 249,104.70 × 59,473.80
  4. Step 4: Simplify right side
    166,102.20x = 14,815,203,106.86
  5. Step 5: Solve for x
    x = 14,815,203,106.86/166,102.20
  6. Step 6: Final answer
    x = 89,193.30

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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.