Home / 63,638.19-87,819.44-35,342.91

Finding the Fourth Proportional to 63,638.19, 87,819.44 and 35,342.91

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Solution

The fourth proportional to 63,638.19, 87,819.44 and 35,342.91 is: 48,772.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,638.19 : 87,819.44 = 35,342.91 : x
  2. Step 2: Convert to fraction form
    63,638.19/87,819.44 = 35,342.91/x
  3. Step 3: Cross multiply
    63,638.19x = 87,819.44 × 35,342.91
  4. Step 4: Simplify right side
    63,638.19x = 3,103,794,387.46
  5. Step 5: Solve for x
    x = 3,103,794,387.46/63,638.19
  6. Step 6: Final answer
    x = 48,772.51

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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.