Home / 57,109.91-85,658.67-14,994.21

Finding the Fourth Proportional to 57,109.91, 85,658.67 and 14,994.21

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Solution

The fourth proportional to 57,109.91, 85,658.67 and 14,994.21 is: 22,489.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,109.91 : 85,658.67 = 14,994.21 : x
  2. Step 2: Convert to fraction form
    57,109.91/85,658.67 = 14,994.21/x
  3. Step 3: Cross multiply
    57,109.91x = 85,658.67 × 14,994.21
  4. Step 4: Simplify right side
    57,109.91x = 1,284,384,086.30
  5. Step 5: Solve for x
    x = 1,284,384,086.30/57,109.91
  6. Step 6: Final answer
    x = 22,489.69

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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.