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Finding the Fourth Proportional to 168,783.46, 232,944.33 and 101,702.50

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Solution

The fourth proportional to 168,783.46, 232,944.33 and 101,702.50 is: 140,363.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,783.46 : 232,944.33 = 101,702.50 : x
  2. Step 2: Convert to fraction form
    168,783.46/232,944.33 = 101,702.50/x
  3. Step 3: Cross multiply
    168,783.46x = 232,944.33 × 101,702.50
  4. Step 4: Simplify right side
    168,783.46x = 23,691,020,721.83
  5. Step 5: Solve for x
    x = 23,691,020,721.83/168,783.46
  6. Step 6: Final answer
    x = 140,363.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.