Home / 55,024.83-82,540.47-15,578.64

Finding the Fourth Proportional to 55,024.83, 82,540.47 and 15,578.64

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Solution

The fourth proportional to 55,024.83, 82,540.47 and 15,578.64 is: 23,368.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,024.83 : 82,540.47 = 15,578.64 : x
  2. Step 2: Convert to fraction form
    55,024.83/82,540.47 = 15,578.64/x
  3. Step 3: Cross multiply
    55,024.83x = 82,540.47 × 15,578.64
  4. Step 4: Simplify right side
    55,024.83x = 1,285,868,267.56
  5. Step 5: Solve for x
    x = 1,285,868,267.56/55,024.83
  6. Step 6: Final answer
    x = 23,368.87

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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.