Home / 63,221.06-87,262.44-39,333.48

Finding the Fourth Proportional to 63,221.06, 87,262.44 and 39,333.48

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Solution

The fourth proportional to 63,221.06, 87,262.44 and 39,333.48 is: 54,291.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,221.06 : 87,262.44 = 39,333.48 : x
  2. Step 2: Convert to fraction form
    63,221.06/87,262.44 = 39,333.48/x
  3. Step 3: Cross multiply
    63,221.06x = 87,262.44 × 39,333.48
  4. Step 4: Simplify right side
    63,221.06x = 3,432,335,438.49
  5. Step 5: Solve for x
    x = 3,432,335,438.49/63,221.06
  6. Step 6: Final answer
    x = 54,291.01

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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.