Home / 65,832.55-98,759.06-21,448.96

Finding the Fourth Proportional to 65,832.55, 98,759.06 and 21,448.96

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Solution

The fourth proportional to 65,832.55, 98,759.06 and 21,448.96 is: 32,176.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,832.55 : 98,759.06 = 21,448.96 : x
  2. Step 2: Convert to fraction form
    65,832.55/98,759.06 = 21,448.96/x
  3. Step 3: Cross multiply
    65,832.55x = 98,759.06 × 21,448.96
  4. Step 4: Simplify right side
    65,832.55x = 2,118,278,526.54
  5. Step 5: Solve for x
    x = 2,118,278,526.54/65,832.55
  6. Step 6: Final answer
    x = 32,176.77

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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.