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Finding the Fourth Proportional to 192,552.60, 288,051.30 and 166,546.20

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Solution

The fourth proportional to 192,552.60, 288,051.30 and 166,546.20 is: 249,146.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,552.60 : 288,051.30 = 166,546.20 : x
  2. Step 2: Convert to fraction form
    192,552.60/288,051.30 = 166,546.20/x
  3. Step 3: Cross multiply
    192,552.60x = 288,051.30 × 166,546.20
  4. Step 4: Simplify right side
    192,552.60x = 47,973,849,420.06
  5. Step 5: Solve for x
    x = 47,973,849,420.06/192,552.60
  6. Step 6: Final answer
    x = 249,146.72

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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.