Home / 66,233.10-99,313.20-26,745.60

Finding the Fourth Proportional to 66,233.10, 99,313.20 and 26,745.60

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Solution

The fourth proportional to 66,233.10, 99,313.20 and 26,745.60 is: 40,103.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,233.10 : 99,313.20 = 26,745.60 : x
  2. Step 2: Convert to fraction form
    66,233.10/99,313.20 = 26,745.60/x
  3. Step 3: Cross multiply
    66,233.10x = 99,313.20 × 26,745.60
  4. Step 4: Simplify right side
    66,233.10x = 2,656,191,121.92
  5. Step 5: Solve for x
    x = 2,656,191,121.92/66,233.10
  6. Step 6: Final answer
    x = 40,103.68

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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.