Home / 56,819.78-85,222.98-17,377.23

Finding the Fourth Proportional to 56,819.78, 85,222.98 and 17,377.23

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Solution

The fourth proportional to 56,819.78, 85,222.98 and 17,377.23 is: 26,063.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,819.78 : 85,222.98 = 17,377.23 : x
  2. Step 2: Convert to fraction form
    56,819.78/85,222.98 = 17,377.23/x
  3. Step 3: Cross multiply
    56,819.78x = 85,222.98 × 17,377.23
  4. Step 4: Simplify right side
    56,819.78x = 1,480,939,237.86
  5. Step 5: Solve for x
    x = 1,480,939,237.86/56,819.78
  6. Step 6: Final answer
    x = 26,063.80

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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.