Home / 185,849.88-278,785.41-52,719.72

Finding the Fourth Proportional to 185,849.88, 278,785.41 and 52,719.72

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Solution

The fourth proportional to 185,849.88, 278,785.41 and 52,719.72 is: 79,082.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,849.88 : 278,785.41 = 52,719.72 : x
  2. Step 2: Convert to fraction form
    185,849.88/278,785.41 = 52,719.72/x
  3. Step 3: Cross multiply
    185,849.88x = 278,785.41 × 52,719.72
  4. Step 4: Simplify right side
    185,849.88x = 14,697,488,755.29
  5. Step 5: Solve for x
    x = 14,697,488,755.29/185,849.88
  6. Step 6: Final answer
    x = 79,082.58

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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.