Home / 57,866.24-86,800.08-18,423.20

Finding the Fourth Proportional to 57,866.24, 86,800.08 and 18,423.20

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Solution

The fourth proportional to 57,866.24, 86,800.08 and 18,423.20 is: 27,635.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,866.24 : 86,800.08 = 18,423.20 : x
  2. Step 2: Convert to fraction form
    57,866.24/86,800.08 = 18,423.20/x
  3. Step 3: Cross multiply
    57,866.24x = 86,800.08 × 18,423.20
  4. Step 4: Simplify right side
    57,866.24x = 1,599,135,233.86
  5. Step 5: Solve for x
    x = 1,599,135,233.86/57,866.24
  6. Step 6: Final answer
    x = 27,635.03

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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.