Home / 61,896.08-85,418.34-36,404.30

Finding the Fourth Proportional to 61,896.08, 85,418.34 and 36,404.30

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Solution

The fourth proportional to 61,896.08, 85,418.34 and 36,404.30 is: 50,238.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,896.08 : 85,418.34 = 36,404.30 : x
  2. Step 2: Convert to fraction form
    61,896.08/85,418.34 = 36,404.30/x
  3. Step 3: Cross multiply
    61,896.08x = 85,418.34 × 36,404.30
  4. Step 4: Simplify right side
    61,896.08x = 3,109,594,874.86
  5. Step 5: Solve for x
    x = 3,109,594,874.86/61,896.08
  6. Step 6: Final answer
    x = 50,238.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.