Home / 51,960.60-77,924.16-16,891.92

Finding the Fourth Proportional to 51,960.60, 77,924.16 and 16,891.92

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Solution

The fourth proportional to 51,960.60, 77,924.16 and 16,891.92 is: 25,332.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,960.60 : 77,924.16 = 16,891.92 : x
  2. Step 2: Convert to fraction form
    51,960.60/77,924.16 = 16,891.92/x
  3. Step 3: Cross multiply
    51,960.60x = 77,924.16 × 16,891.92
  4. Step 4: Simplify right side
    51,960.60x = 1,316,288,676.79
  5. Step 5: Solve for x
    x = 1,316,288,676.79/51,960.60
  6. Step 6: Final answer
    x = 25,332.44

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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.