Home / 71,266.26-98,345.97-39,433.26

Finding the Fourth Proportional to 71,266.26, 98,345.97 and 39,433.26

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Solution

The fourth proportional to 71,266.26, 98,345.97 and 39,433.26 is: 54,417.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,266.26 : 98,345.97 = 39,433.26 : x
  2. Step 2: Convert to fraction form
    71,266.26/98,345.97 = 39,433.26/x
  3. Step 3: Cross multiply
    71,266.26x = 98,345.97 × 39,433.26
  4. Step 4: Simplify right side
    71,266.26x = 3,878,102,204.96
  5. Step 5: Solve for x
    x = 3,878,102,204.96/71,266.26
  6. Step 6: Final answer
    x = 54,417.09

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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.