Home / 63,396.23-87,552.17-54,857.36

Finding the Fourth Proportional to 63,396.23, 87,552.17 and 54,857.36

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Solution

The fourth proportional to 63,396.23, 87,552.17 and 54,857.36 is: 75,759.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,396.23 : 87,552.17 = 54,857.36 : x
  2. Step 2: Convert to fraction form
    63,396.23/87,552.17 = 54,857.36/x
  3. Step 3: Cross multiply
    63,396.23x = 87,552.17 × 54,857.36
  4. Step 4: Simplify right side
    63,396.23x = 4,802,880,196.42
  5. Step 5: Solve for x
    x = 4,802,880,196.42/63,396.23
  6. Step 6: Final answer
    x = 75,759.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.