Home / 31,762.16-43,721.78-27,453.29

Finding the Fourth Proportional to 31,762.16, 43,721.78 and 27,453.29

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Solution

The fourth proportional to 31,762.16, 43,721.78 and 27,453.29 is: 37,790.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,762.16 : 43,721.78 = 27,453.29 : x
  2. Step 2: Convert to fraction form
    31,762.16/43,721.78 = 27,453.29/x
  3. Step 3: Cross multiply
    31,762.16x = 43,721.78 × 27,453.29
  4. Step 4: Simplify right side
    31,762.16x = 1,200,306,349.78
  5. Step 5: Solve for x
    x = 1,200,306,349.78/31,762.16
  6. Step 6: Final answer
    x = 37,790.46

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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.