Home / 63,257.12-87,294.91-36,399.09

Finding the Fourth Proportional to 63,257.12, 87,294.91 and 36,399.09

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Solution

The fourth proportional to 63,257.12, 87,294.91 and 36,399.09 is: 50,230.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,257.12 : 87,294.91 = 36,399.09 : x
  2. Step 2: Convert to fraction form
    63,257.12/87,294.91 = 36,399.09/x
  3. Step 3: Cross multiply
    63,257.12x = 87,294.91 × 36,399.09
  4. Step 4: Simplify right side
    63,257.12x = 3,177,455,194.63
  5. Step 5: Solve for x
    x = 3,177,455,194.63/63,257.12
  6. Step 6: Final answer
    x = 50,230.80

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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.