Home / 55,344.20-83,016.30-51,626.30

Finding the Fourth Proportional to 55,344.20, 83,016.30 and 51,626.30

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Solution

The fourth proportional to 55,344.20, 83,016.30 and 51,626.30 is: 77,439.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,344.20 : 83,016.30 = 51,626.30 : x
  2. Step 2: Convert to fraction form
    55,344.20/83,016.30 = 51,626.30/x
  3. Step 3: Cross multiply
    55,344.20x = 83,016.30 × 51,626.30
  4. Step 4: Simplify right side
    55,344.20x = 4,285,824,408.69
  5. Step 5: Solve for x
    x = 4,285,824,408.69/55,344.20
  6. Step 6: Final answer
    x = 77,439.45

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1.5x scale

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.