Home / 51,142.26-76,663.80-26,194.08

Finding the Fourth Proportional to 51,142.26, 76,663.80 and 26,194.08

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Solution

The fourth proportional to 51,142.26, 76,663.80 and 26,194.08 is: 39,265.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,142.26 : 76,663.80 = 26,194.08 : x
  2. Step 2: Convert to fraction form
    51,142.26/76,663.80 = 26,194.08/x
  3. Step 3: Cross multiply
    51,142.26x = 76,663.80 × 26,194.08
  4. Step 4: Simplify right side
    51,142.26x = 2,008,137,710.30
  5. Step 5: Solve for x
    x = 2,008,137,710.30/51,142.26
  6. Step 6: Final answer
    x = 39,265.72

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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.