Home / 185,795.76-278,638.97-52,687.65

Finding the Fourth Proportional to 185,795.76, 278,638.97 and 52,687.65

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Solution

The fourth proportional to 185,795.76, 278,638.97 and 52,687.65 is: 79,015.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,795.76 : 278,638.97 = 52,687.65 : x
  2. Step 2: Convert to fraction form
    185,795.76/278,638.97 = 52,687.65/x
  3. Step 3: Cross multiply
    185,795.76x = 278,638.97 × 52,687.65
  4. Step 4: Simplify right side
    185,795.76x = 14,680,832,264.28
  5. Step 5: Solve for x
    x = 14,680,832,264.28/185,795.76
  6. Step 6: Final answer
    x = 79,015.97

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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.