Home / 57,219.70-85,829.55-26,115.70

Finding the Fourth Proportional to 57,219.70, 85,829.55 and 26,115.70

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Solution

The fourth proportional to 57,219.70, 85,829.55 and 26,115.70 is: 39,173.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,219.70 : 85,829.55 = 26,115.70 : x
  2. Step 2: Convert to fraction form
    57,219.70/85,829.55 = 26,115.70/x
  3. Step 3: Cross multiply
    57,219.70x = 85,829.55 × 26,115.70
  4. Step 4: Simplify right side
    57,219.70x = 2,241,498,778.94
  5. Step 5: Solve for x
    x = 2,241,498,778.94/57,219.70
  6. Step 6: Final answer
    x = 39,173.55

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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.