Home / 55,069-82,603.23-15,626.19

Finding the Fourth Proportional to 55,069, 82,603.23 and 15,626.19

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Solution

The fourth proportional to 55,069, 82,603.23 and 15,626.19 is: 23,439.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,069 : 82,603.23 = 15,626.19 : x
  2. Step 2: Convert to fraction form
    55,069/82,603.23 = 15,626.19/x
  3. Step 3: Cross multiply
    55,069x = 82,603.23 × 15,626.19
  4. Step 4: Simplify right side
    55,069x = 1,290,773,766.59
  5. Step 5: Solve for x
    x = 1,290,773,766.59/55,069
  6. Step 6: Final answer
    x = 23,439.21

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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.