Home / 115,896.20-173,844.30-42,014.60

Finding the Fourth Proportional to 115,896.20, 173,844.30 and 42,014.60

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Solution

The fourth proportional to 115,896.20, 173,844.30 and 42,014.60 is: 63,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,896.20 : 173,844.30 = 42,014.60 : x
  2. Step 2: Convert to fraction form
    115,896.20/173,844.30 = 42,014.60/x
  3. Step 3: Cross multiply
    115,896.20x = 173,844.30 × 42,014.60
  4. Step 4: Simplify right side
    115,896.20x = 7,303,998,726.78
  5. Step 5: Solve for x
    x = 7,303,998,726.78/115,896.20
  6. Step 6: Final answer
    x = 63,021.90

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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.