Home / 123,704.13-185,431.50-48,795.33

Finding the Fourth Proportional to 123,704.13, 185,431.50 and 48,795.33

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Solution

The fourth proportional to 123,704.13, 185,431.50 and 48,795.33 is: 73,143.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,704.13 : 185,431.50 = 48,795.33 : x
  2. Step 2: Convert to fraction form
    123,704.13/185,431.50 = 48,795.33/x
  3. Step 3: Cross multiply
    123,704.13x = 185,431.50 × 48,795.33
  4. Step 4: Simplify right side
    123,704.13x = 9,048,191,234.90
  5. Step 5: Solve for x
    x = 9,048,191,234.90/123,704.13
  6. Step 6: Final answer
    x = 73,143.81

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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.