Home / 63,440.30-87,551.16-36,224.42

Finding the Fourth Proportional to 63,440.30, 87,551.16 and 36,224.42

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Solution

The fourth proportional to 63,440.30, 87,551.16 and 36,224.42 is: 49,991.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,440.30 : 87,551.16 = 36,224.42 : x
  2. Step 2: Convert to fraction form
    63,440.30/87,551.16 = 36,224.42/x
  3. Step 3: Cross multiply
    63,440.30x = 87,551.16 × 36,224.42
  4. Step 4: Simplify right side
    63,440.30x = 3,171,489,991.33
  5. Step 5: Solve for x
    x = 3,171,489,991.33/63,440.30
  6. Step 6: Final answer
    x = 49,991.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.