Home / 57,677.83-86,516.20-18,234.94

Finding the Fourth Proportional to 57,677.83, 86,516.20 and 18,234.94

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Solution

The fourth proportional to 57,677.83, 86,516.20 and 18,234.94 is: 27,352.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,677.83 : 86,516.20 = 18,234.94 : x
  2. Step 2: Convert to fraction form
    57,677.83/86,516.20 = 18,234.94/x
  3. Step 3: Cross multiply
    57,677.83x = 86,516.20 × 18,234.94
  4. Step 4: Simplify right side
    57,677.83x = 1,577,617,716.03
  5. Step 5: Solve for x
    x = 1,577,617,716.03/57,677.83
  6. Step 6: Final answer
    x = 27,352.24

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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.