Home / 51,792.05-77,676.81-18,514.41

Finding the Fourth Proportional to 51,792.05, 77,676.81 and 18,514.41

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Solution

The fourth proportional to 51,792.05, 77,676.81 and 18,514.41 is: 27,767.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,792.05 : 77,676.81 = 18,514.41 : x
  2. Step 2: Convert to fraction form
    51,792.05/77,676.81 = 18,514.41/x
  3. Step 3: Cross multiply
    51,792.05x = 77,676.81 × 18,514.41
  4. Step 4: Simplify right side
    51,792.05x = 1,438,140,307.83
  5. Step 5: Solve for x
    x = 1,438,140,307.83/51,792.05
  6. Step 6: Final answer
    x = 27,767.59

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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.