Home / 40,881.36-61,269.00-18,375.41

Finding the Fourth Proportional to 40,881.36, 61,269.00 and 18,375.41

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Solution

The fourth proportional to 40,881.36, 61,269.00 and 18,375.41 is: 27,539.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,881.36 : 61,269.00 = 18,375.41 : x
  2. Step 2: Convert to fraction form
    40,881.36/61,269.00 = 18,375.41/x
  3. Step 3: Cross multiply
    40,881.36x = 61,269.00 × 18,375.41
  4. Step 4: Simplify right side
    40,881.36x = 1,125,843,079.55
  5. Step 5: Solve for x
    x = 1,125,843,079.55/40,881.36
  6. Step 6: Final answer
    x = 27,539.27

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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.