Home / 56,424.78-84,769.39-53,232.95

Finding the Fourth Proportional to 56,424.78, 84,769.39 and 53,232.95

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Solution

The fourth proportional to 56,424.78, 84,769.39 and 53,232.95 is: 79,974.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,424.78 : 84,769.39 = 53,232.95 : x
  2. Step 2: Convert to fraction form
    56,424.78/84,769.39 = 53,232.95/x
  3. Step 3: Cross multiply
    56,424.78x = 84,769.39 × 53,232.95
  4. Step 4: Simplify right side
    56,424.78x = 4,512,524,201.60
  5. Step 5: Solve for x
    x = 4,512,524,201.60/56,424.78
  6. Step 6: Final answer
    x = 79,974.16

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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.