Home / 63,209.08-87,231.08-36,351.59

Finding the Fourth Proportional to 63,209.08, 87,231.08 and 36,351.59

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Solution

The fourth proportional to 63,209.08, 87,231.08 and 36,351.59 is: 50,166.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,209.08 : 87,231.08 = 36,351.59 : x
  2. Step 2: Convert to fraction form
    63,209.08/87,231.08 = 36,351.59/x
  3. Step 3: Cross multiply
    63,209.08x = 87,231.08 × 36,351.59
  4. Step 4: Simplify right side
    63,209.08x = 3,170,987,905.66
  5. Step 5: Solve for x
    x = 3,170,987,905.66/63,209.08
  6. Step 6: Final answer
    x = 50,166.65

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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.