Home / 56,721.31-85,094.33-17,277.39

Finding the Fourth Proportional to 56,721.31, 85,094.33 and 17,277.39

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Solution

The fourth proportional to 56,721.31, 85,094.33 and 17,277.39 is: 25,919.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,721.31 : 85,094.33 = 17,277.39 : x
  2. Step 2: Convert to fraction form
    56,721.31/85,094.33 = 17,277.39/x
  3. Step 3: Cross multiply
    56,721.31x = 85,094.33 × 17,277.39
  4. Step 4: Simplify right side
    56,721.31x = 1,470,207,839.81
  5. Step 5: Solve for x
    x = 1,470,207,839.81/56,721.31
  6. Step 6: Final answer
    x = 25,919.85

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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.