Home / 70,833.48-106,251.50-18,244.04

Finding the Fourth Proportional to 70,833.48, 106,251.50 and 18,244.04

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Solution

The fourth proportional to 70,833.48, 106,251.50 and 18,244.04 is: 27,366.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,833.48 : 106,251.50 = 18,244.04 : x
  2. Step 2: Convert to fraction form
    70,833.48/106,251.50 = 18,244.04/x
  3. Step 3: Cross multiply
    70,833.48x = 106,251.50 × 18,244.04
  4. Step 4: Simplify right side
    70,833.48x = 1,938,456,616.06
  5. Step 5: Solve for x
    x = 1,938,456,616.06/70,833.48
  6. Step 6: Final answer
    x = 27,366.39

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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.