Home / 51,864.29-77,748.91-16,785.89

Finding the Fourth Proportional to 51,864.29, 77,748.91 and 16,785.89

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Solution

The fourth proportional to 51,864.29, 77,748.91 and 16,785.89 is: 25,163.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,864.29 : 77,748.91 = 16,785.89 : x
  2. Step 2: Convert to fraction form
    51,864.29/77,748.91 = 16,785.89/x
  3. Step 3: Cross multiply
    51,864.29x = 77,748.91 × 16,785.89
  4. Step 4: Simplify right side
    51,864.29x = 1,305,084,650.88
  5. Step 5: Solve for x
    x = 1,305,084,650.88/51,864.29
  6. Step 6: Final answer
    x = 25,163.45

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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.