Home / 57,092.08-85,616.82-19,641.56

Finding the Fourth Proportional to 57,092.08, 85,616.82 and 19,641.56

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Solution

The fourth proportional to 57,092.08, 85,616.82 and 19,641.56 is: 29,455.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,092.08 : 85,616.82 = 19,641.56 : x
  2. Step 2: Convert to fraction form
    57,092.08/85,616.82 = 19,641.56/x
  3. Step 3: Cross multiply
    57,092.08x = 85,616.82 × 19,641.56
  4. Step 4: Simplify right side
    57,092.08x = 1,681,647,907.04
  5. Step 5: Solve for x
    x = 1,681,647,907.04/57,092.08
  6. Step 6: Final answer
    x = 29,455.01

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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.