Home / 57,006.75-85,511.34-19,566.66

Finding the Fourth Proportional to 57,006.75, 85,511.34 and 19,566.66

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Solution

The fourth proportional to 57,006.75, 85,511.34 and 19,566.66 is: 29,350.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,006.75 : 85,511.34 = 19,566.66 : x
  2. Step 2: Convert to fraction form
    57,006.75/85,511.34 = 19,566.66/x
  3. Step 3: Cross multiply
    57,006.75x = 85,511.34 × 19,566.66
  4. Step 4: Simplify right side
    57,006.75x = 1,673,171,315.92
  5. Step 5: Solve for x
    x = 1,673,171,315.92/57,006.75
  6. Step 6: Final answer
    x = 29,350.41

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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.