Home / 56,781.84-85,189.38-16,801.83

Finding the Fourth Proportional to 56,781.84, 85,189.38 and 16,801.83

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Solution

The fourth proportional to 56,781.84, 85,189.38 and 16,801.83 is: 25,207.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,781.84 : 85,189.38 = 16,801.83 : x
  2. Step 2: Convert to fraction form
    56,781.84/85,189.38 = 16,801.83/x
  3. Step 3: Cross multiply
    56,781.84x = 85,189.38 × 16,801.83
  4. Step 4: Simplify right side
    56,781.84x = 1,431,337,480.57
  5. Step 5: Solve for x
    x = 1,431,337,480.57/56,781.84
  6. Step 6: Final answer
    x = 25,207.66

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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.