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Finding the Fourth Proportional to 164,062.80, 246,191.40 and 119,577.60

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Solution

The fourth proportional to 164,062.80, 246,191.40 and 119,577.60 is: 179,437.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,062.80 : 246,191.40 = 119,577.60 : x
  2. Step 2: Convert to fraction form
    164,062.80/246,191.40 = 119,577.60/x
  3. Step 3: Cross multiply
    164,062.80x = 246,191.40 × 119,577.60
  4. Step 4: Simplify right side
    164,062.80x = 29,438,976,752.64
  5. Step 5: Solve for x
    x = 29,438,976,752.64/164,062.80
  6. Step 6: Final answer
    x = 179,437.24

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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.