Home / 31,220.46-43,084.35-17,073.30

Finding the Fourth Proportional to 31,220.46, 43,084.35 and 17,073.30

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Solution

The fourth proportional to 31,220.46, 43,084.35 and 17,073.30 is: 23,561.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,220.46 : 43,084.35 = 17,073.30 : x
  2. Step 2: Convert to fraction form
    31,220.46/43,084.35 = 17,073.30/x
  3. Step 3: Cross multiply
    31,220.46x = 43,084.35 × 17,073.30
  4. Step 4: Simplify right side
    31,220.46x = 735,592,032.86
  5. Step 5: Solve for x
    x = 735,592,032.86/31,220.46
  6. Step 6: Final answer
    x = 23,561.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.