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Finding the Fourth Proportional to 230,482.92, 345,424.68 and 118,067.88

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Solution

The fourth proportional to 230,482.92, 345,424.68 and 118,067.88 is: 176,948.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,482.92 : 345,424.68 = 118,067.88 : x
  2. Step 2: Convert to fraction form
    230,482.92/345,424.68 = 118,067.88/x
  3. Step 3: Cross multiply
    230,482.92x = 345,424.68 × 118,067.88
  4. Step 4: Simplify right side
    230,482.92x = 40,783,559,667.28
  5. Step 5: Solve for x
    x = 40,783,559,667.28/230,482.92
  6. Step 6: Final answer
    x = 176,948.29

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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.