Home / 185,890.62-278,835.35-52,770.97

Finding the Fourth Proportional to 185,890.62, 278,835.35 and 52,770.97

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Solution

The fourth proportional to 185,890.62, 278,835.35 and 52,770.97 is: 79,156.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,890.62 : 278,835.35 = 52,770.97 : x
  2. Step 2: Convert to fraction form
    185,890.62/278,835.35 = 52,770.97/x
  3. Step 3: Cross multiply
    185,890.62x = 278,835.35 × 52,770.97
  4. Step 4: Simplify right side
    185,890.62x = 14,714,411,324.63
  5. Step 5: Solve for x
    x = 14,714,411,324.63/185,890.62
  6. Step 6: Final answer
    x = 79,156.29

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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.