Home / 37,155.26-51,258.12-21,233.90

Finding the Fourth Proportional to 37,155.26, 51,258.12 and 21,233.90

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Solution

The fourth proportional to 37,155.26, 51,258.12 and 21,233.90 is: 29,293.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,155.26 : 51,258.12 = 21,233.90 : x
  2. Step 2: Convert to fraction form
    37,155.26/51,258.12 = 21,233.90/x
  3. Step 3: Cross multiply
    37,155.26x = 51,258.12 × 21,233.90
  4. Step 4: Simplify right side
    37,155.26x = 1,088,409,794.27
  5. Step 5: Solve for x
    x = 1,088,409,794.27/37,155.26
  6. Step 6: Final answer
    x = 29,293.56

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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.