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Finding the Fourth Proportional to 166,353.60, 249,562.80 and 48,028.80

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Solution

The fourth proportional to 166,353.60, 249,562.80 and 48,028.80 is: 72,052.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,353.60 : 249,562.80 = 48,028.80 : x
  2. Step 2: Convert to fraction form
    166,353.60/249,562.80 = 48,028.80/x
  3. Step 3: Cross multiply
    166,353.60x = 249,562.80 × 48,028.80
  4. Step 4: Simplify right side
    166,353.60x = 11,986,201,808.64
  5. Step 5: Solve for x
    x = 11,986,201,808.64/166,353.60
  6. Step 6: Final answer
    x = 72,052.55

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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.