Home / 39,823.67-59,772.43-20,116.06

Finding the Fourth Proportional to 39,823.67, 59,772.43 and 20,116.06

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Solution

The fourth proportional to 39,823.67, 59,772.43 and 20,116.06 is: 30,192.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,823.67 : 59,772.43 = 20,116.06 : x
  2. Step 2: Convert to fraction form
    39,823.67/59,772.43 = 20,116.06/x
  3. Step 3: Cross multiply
    39,823.67x = 59,772.43 × 20,116.06
  4. Step 4: Simplify right side
    39,823.67x = 1,202,385,439.07
  5. Step 5: Solve for x
    x = 1,202,385,439.07/39,823.67
  6. Step 6: Final answer
    x = 30,192.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.