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Finding the Fourth Proportional to 185,179.42, 277,769.13 and 52,073.20

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Solution

The fourth proportional to 185,179.42, 277,769.13 and 52,073.20 is: 78,109.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,179.42 : 277,769.13 = 52,073.20 : x
  2. Step 2: Convert to fraction form
    185,179.42/277,769.13 = 52,073.20/x
  3. Step 3: Cross multiply
    185,179.42x = 277,769.13 × 52,073.20
  4. Step 4: Simplify right side
    185,179.42x = 14,464,327,460.32
  5. Step 5: Solve for x
    x = 14,464,327,460.32/185,179.42
  6. Step 6: Final answer
    x = 78,109.80

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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.