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Finding the Fourth Proportional to 166,159.20, 249,076.80 and 95,008.80

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Solution

The fourth proportional to 166,159.20, 249,076.80 and 95,008.80 is: 142,420.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,159.20 : 249,076.80 = 95,008.80 : x
  2. Step 2: Convert to fraction form
    166,159.20/249,076.80 = 95,008.80/x
  3. Step 3: Cross multiply
    166,159.20x = 249,076.80 × 95,008.80
  4. Step 4: Simplify right side
    166,159.20x = 23,664,487,875.84
  5. Step 5: Solve for x
    x = 23,664,487,875.84/166,159.20
  6. Step 6: Final answer
    x = 142,420.57

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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.