Home / 31,296.08-43,187.57-17,148.62

Finding the Fourth Proportional to 31,296.08, 43,187.57 and 17,148.62

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Solution

The fourth proportional to 31,296.08, 43,187.57 and 17,148.62 is: 23,664.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,296.08 : 43,187.57 = 17,148.62 : x
  2. Step 2: Convert to fraction form
    31,296.08/43,187.57 = 17,148.62/x
  3. Step 3: Cross multiply
    31,296.08x = 43,187.57 × 17,148.62
  4. Step 4: Simplify right side
    31,296.08x = 740,606,924.97
  5. Step 5: Solve for x
    x = 740,606,924.97/31,296.08
  6. Step 6: Final answer
    x = 23,664.53

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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.