Home / 57,625.72-86,438.61-18,186.82

Finding the Fourth Proportional to 57,625.72, 86,438.61 and 18,186.82

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Solution

The fourth proportional to 57,625.72, 86,438.61 and 18,186.82 is: 27,280.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,625.72 : 86,438.61 = 18,186.82 : x
  2. Step 2: Convert to fraction form
    57,625.72/86,438.61 = 18,186.82/x
  3. Step 3: Cross multiply
    57,625.72x = 86,438.61 × 18,186.82
  4. Step 4: Simplify right side
    57,625.72x = 1,572,043,225.02
  5. Step 5: Solve for x
    x = 1,572,043,225.02/57,625.72
  6. Step 6: Final answer
    x = 27,280.24

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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.