Home / 39,882.20-59,891.70-22,105.40

Finding the Fourth Proportional to 39,882.20, 59,891.70 and 22,105.40

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Solution

The fourth proportional to 39,882.20, 59,891.70 and 22,105.40 is: 33,196.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,882.20 : 59,891.70 = 22,105.40 : x
  2. Step 2: Convert to fraction form
    39,882.20/59,891.70 = 22,105.40/x
  3. Step 3: Cross multiply
    39,882.20x = 59,891.70 × 22,105.40
  4. Step 4: Simplify right side
    39,882.20x = 1,323,929,985.18
  5. Step 5: Solve for x
    x = 1,323,929,985.18/39,882.20
  6. Step 6: Final answer
    x = 33,196.01

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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.