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Finding the Fourth Proportional to 230,281.08, 345,000.78 and 166,944.11

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Solution

The fourth proportional to 230,281.08, 345,000.78 and 166,944.11 is: 250,111.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,281.08 : 345,000.78 = 166,944.11 : x
  2. Step 2: Convert to fraction form
    230,281.08/345,000.78 = 166,944.11/x
  3. Step 3: Cross multiply
    230,281.08x = 345,000.78 × 166,944.11
  4. Step 4: Simplify right side
    230,281.08x = 57,595,846,441.40
  5. Step 5: Solve for x
    x = 57,595,846,441.40/230,281.08
  6. Step 6: Final answer
    x = 250,111.07

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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.