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Finding the Fourth Proportional to 166,015.60, 249,023.40 and 41,356.60

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Solution

The fourth proportional to 166,015.60, 249,023.40 and 41,356.60 is: 62,034.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,015.60 : 249,023.40 = 41,356.60 : x
  2. Step 2: Convert to fraction form
    166,015.60/249,023.40 = 41,356.60/x
  3. Step 3: Cross multiply
    166,015.60x = 249,023.40 × 41,356.60
  4. Step 4: Simplify right side
    166,015.60x = 10,298,761,144.44
  5. Step 5: Solve for x
    x = 10,298,761,144.44/166,015.60
  6. Step 6: Final answer
    x = 62,034.90

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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.