Home / 48,304.74-66,646.91-31,309.70

Finding the Fourth Proportional to 48,304.74, 66,646.91 and 31,309.70

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Solution

The fourth proportional to 48,304.74, 66,646.91 and 31,309.70 is: 43,198.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,304.74 : 66,646.91 = 31,309.70 : x
  2. Step 2: Convert to fraction form
    48,304.74/66,646.91 = 31,309.70/x
  3. Step 3: Cross multiply
    48,304.74x = 66,646.91 × 31,309.70
  4. Step 4: Simplify right side
    48,304.74x = 2,086,694,268.24
  5. Step 5: Solve for x
    x = 2,086,694,268.24/48,304.74
  6. Step 6: Final answer
    x = 43,198.54

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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.