Home / 56,884.75-85,327.13-15,331.75

Finding the Fourth Proportional to 56,884.75, 85,327.13 and 15,331.75

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Solution

The fourth proportional to 56,884.75, 85,327.13 and 15,331.75 is: 22,997.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,884.75 : 85,327.13 = 15,331.75 : x
  2. Step 2: Convert to fraction form
    56,884.75/85,327.13 = 15,331.75/x
  3. Step 3: Cross multiply
    56,884.75x = 85,327.13 × 15,331.75
  4. Step 4: Simplify right side
    56,884.75x = 1,308,214,148.72
  5. Step 5: Solve for x
    x = 1,308,214,148.72/56,884.75
  6. Step 6: Final answer
    x = 22,997.63

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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.