Home / 31,201.66-43,058.28-17,054.50

Finding the Fourth Proportional to 31,201.66, 43,058.28 and 17,054.50

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Solution

The fourth proportional to 31,201.66, 43,058.28 and 17,054.50 is: 23,535.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,201.66 : 43,058.28 = 17,054.50 : x
  2. Step 2: Convert to fraction form
    31,201.66/43,058.28 = 17,054.50/x
  3. Step 3: Cross multiply
    31,201.66x = 43,058.28 × 17,054.50
  4. Step 4: Simplify right side
    31,201.66x = 734,337,436.26
  5. Step 5: Solve for x
    x = 734,337,436.26/31,201.66
  6. Step 6: Final answer
    x = 23,535.20

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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.