Home / 56,063.28-77,701.29-55,013.52

Finding the Fourth Proportional to 56,063.28, 77,701.29 and 55,013.52

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Solution

The fourth proportional to 56,063.28, 77,701.29 and 55,013.52 is: 76,246.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,063.28 : 77,701.29 = 55,013.52 : x
  2. Step 2: Convert to fraction form
    56,063.28/77,701.29 = 55,013.52/x
  3. Step 3: Cross multiply
    56,063.28x = 77,701.29 × 55,013.52
  4. Step 4: Simplify right side
    56,063.28x = 4,274,621,471.44
  5. Step 5: Solve for x
    x = 4,274,621,471.44/56,063.28
  6. Step 6: Final answer
    x = 76,246.37

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.