Home / 185,966.83-278,934.42-73,616.50

Finding the Fourth Proportional to 185,966.83, 278,934.42 and 73,616.50

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Solution

The fourth proportional to 185,966.83, 278,934.42 and 73,616.50 is: 110,418.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,966.83 : 278,934.42 = 73,616.50 : x
  2. Step 2: Convert to fraction form
    185,966.83/278,934.42 = 73,616.50/x
  3. Step 3: Cross multiply
    185,966.83x = 278,934.42 × 73,616.50
  4. Step 4: Simplify right side
    185,966.83x = 20,534,175,729.93
  5. Step 5: Solve for x
    x = 20,534,175,729.93/185,966.83
  6. Step 6: Final answer
    x = 110,418.49

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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.