Home / 63,678.75-95,512.60-21,557.94

Finding the Fourth Proportional to 63,678.75, 95,512.60 and 21,557.94

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Solution

The fourth proportional to 63,678.75, 95,512.60 and 21,557.94 is: 32,335.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,678.75 : 95,512.60 = 21,557.94 : x
  2. Step 2: Convert to fraction form
    63,678.75/95,512.60 = 21,557.94/x
  3. Step 3: Cross multiply
    63,678.75x = 95,512.60 × 21,557.94
  4. Step 4: Simplify right side
    63,678.75x = 2,059,054,900.04
  5. Step 5: Solve for x
    x = 2,059,054,900.04/63,678.75
  6. Step 6: Final answer
    x = 32,335.04

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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.