Home / 63,438.84-95,132.34-21,876.12

Finding the Fourth Proportional to 63,438.84, 95,132.34 and 21,876.12

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Solution

The fourth proportional to 63,438.84, 95,132.34 and 21,876.12 is: 32,805.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,438.84 : 95,132.34 = 21,876.12 : x
  2. Step 2: Convert to fraction form
    63,438.84/95,132.34 = 21,876.12/x
  3. Step 3: Cross multiply
    63,438.84x = 95,132.34 × 21,876.12
  4. Step 4: Simplify right side
    63,438.84x = 2,081,126,485.72
  5. Step 5: Solve for x
    x = 2,081,126,485.72/63,438.84
  6. Step 6: Final answer
    x = 32,805.24

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1.5x scale

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.