Home / 48,581.50-67,071.63-31,843.66

Finding the Fourth Proportional to 48,581.50, 67,071.63 and 31,843.66

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Solution

The fourth proportional to 48,581.50, 67,071.63 and 31,843.66 is: 43,963.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,581.50 : 67,071.63 = 31,843.66 : x
  2. Step 2: Convert to fraction form
    48,581.50/67,071.63 = 31,843.66/x
  3. Step 3: Cross multiply
    48,581.50x = 67,071.63 × 31,843.66
  4. Step 4: Simplify right side
    48,581.50x = 2,135,806,181.37
  5. Step 5: Solve for x
    x = 2,135,806,181.37/48,581.50
  6. Step 6: Final answer
    x = 43,963.36

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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.