Home / 57,604.18-86,398.07-18,156.17

Finding the Fourth Proportional to 57,604.18, 86,398.07 and 18,156.17

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Solution

The fourth proportional to 57,604.18, 86,398.07 and 18,156.17 is: 27,231.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,604.18 : 86,398.07 = 18,156.17 : x
  2. Step 2: Convert to fraction form
    57,604.18/86,398.07 = 18,156.17/x
  3. Step 3: Cross multiply
    57,604.18x = 86,398.07 × 18,156.17
  4. Step 4: Simplify right side
    57,604.18x = 1,568,658,046.59
  5. Step 5: Solve for x
    x = 1,568,658,046.59/57,604.18
  6. Step 6: Final answer
    x = 27,231.67

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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.