Home / 63,399.06-95,111.55-21,840.66

Finding the Fourth Proportional to 63,399.06, 95,111.55 and 21,840.66

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Solution

The fourth proportional to 63,399.06, 95,111.55 and 21,840.66 is: 32,765.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,399.06 : 95,111.55 = 21,840.66 : x
  2. Step 2: Convert to fraction form
    63,399.06/95,111.55 = 21,840.66/x
  3. Step 3: Cross multiply
    63,399.06x = 95,111.55 × 21,840.66
  4. Step 4: Simplify right side
    63,399.06x = 2,077,299,025.62
  5. Step 5: Solve for x
    x = 2,077,299,025.62/63,399.06
  6. Step 6: Final answer
    x = 32,765.45

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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.