Home / 57,200.46-85,805.08-19,249.92

Finding the Fourth Proportional to 57,200.46, 85,805.08 and 19,249.92

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Solution

The fourth proportional to 57,200.46, 85,805.08 and 19,249.92 is: 28,876.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,200.46 : 85,805.08 = 19,249.92 : x
  2. Step 2: Convert to fraction form
    57,200.46/85,805.08 = 19,249.92/x
  3. Step 3: Cross multiply
    57,200.46x = 85,805.08 × 19,249.92
  4. Step 4: Simplify right side
    57,200.46x = 1,651,740,711.08
  5. Step 5: Solve for x
    x = 1,651,740,711.08/57,200.46
  6. Step 6: Final answer
    x = 28,876.35

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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.