Home / 57,027.18-85,532.73-19,586.70

Finding the Fourth Proportional to 57,027.18, 85,532.73 and 19,586.70

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Solution

The fourth proportional to 57,027.18, 85,532.73 and 19,586.70 is: 29,377.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,027.18 : 85,532.73 = 19,586.70 : x
  2. Step 2: Convert to fraction form
    57,027.18/85,532.73 = 19,586.70/x
  3. Step 3: Cross multiply
    57,027.18x = 85,532.73 × 19,586.70
  4. Step 4: Simplify right side
    57,027.18x = 1,675,303,922.69
  5. Step 5: Solve for x
    x = 1,675,303,922.69/57,027.18
  6. Step 6: Final answer
    x = 29,377.29

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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.