Home / 31,201.06-43,052.48-17,772.57

Finding the Fourth Proportional to 31,201.06, 43,052.48 and 17,772.57

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Solution

The fourth proportional to 31,201.06, 43,052.48 and 17,772.57 is: 24,523.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,201.06 : 43,052.48 = 17,772.57 : x
  2. Step 2: Convert to fraction form
    31,201.06/43,052.48 = 17,772.57/x
  3. Step 3: Cross multiply
    31,201.06x = 43,052.48 × 17,772.57
  4. Step 4: Simplify right side
    31,201.06x = 765,153,125.61
  5. Step 5: Solve for x
    x = 765,153,125.61/31,201.06
  6. Step 6: Final answer
    x = 24,523.31

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1.5x scale

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.