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Finding the Fourth Proportional to 119,442.60, 179,103.44 and 52,903.13

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Solution

The fourth proportional to 119,442.60, 179,103.44 and 52,903.13 is: 79,327.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,442.60 : 179,103.44 = 52,903.13 : x
  2. Step 2: Convert to fraction form
    119,442.60/179,103.44 = 52,903.13/x
  3. Step 3: Cross multiply
    119,442.60x = 179,103.44 × 52,903.13
  4. Step 4: Simplify right side
    119,442.60x = 9,475,131,409.73
  5. Step 5: Solve for x
    x = 9,475,131,409.73/119,442.60
  6. Step 6: Final answer
    x = 79,327.91

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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.