Home / 55,604.40-83,371.55-47,173.85

Finding the Fourth Proportional to 55,604.40, 83,371.55 and 47,173.85

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Solution

The fourth proportional to 55,604.40, 83,371.55 and 47,173.85 is: 70,731.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,604.40 : 83,371.55 = 47,173.85 : x
  2. Step 2: Convert to fraction form
    55,604.40/83,371.55 = 47,173.85/x
  3. Step 3: Cross multiply
    55,604.40x = 83,371.55 × 47,173.85
  4. Step 4: Simplify right side
    55,604.40x = 3,932,956,993.97
  5. Step 5: Solve for x
    x = 3,932,956,993.97/55,604.40
  6. Step 6: Final answer
    x = 70,731.04

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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.