Home / 51,619.20-77,363.16-25,302.30

Finding the Fourth Proportional to 51,619.20, 77,363.16 and 25,302.30

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Solution

The fourth proportional to 51,619.20, 77,363.16 and 25,302.30 is: 37,921.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,619.20 : 77,363.16 = 25,302.30 : x
  2. Step 2: Convert to fraction form
    51,619.20/77,363.16 = 25,302.30/x
  3. Step 3: Cross multiply
    51,619.20x = 77,363.16 × 25,302.30
  4. Step 4: Simplify right side
    51,619.20x = 1,957,465,883.27
  5. Step 5: Solve for x
    x = 1,957,465,883.27/51,619.20
  6. Step 6: Final answer
    x = 37,921.28

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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.