Home / 63,150.30-87,147.36-34,855.92

Finding the Fourth Proportional to 63,150.30, 87,147.36 and 34,855.92

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Solution

The fourth proportional to 63,150.30, 87,147.36 and 34,855.92 is: 48,101.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,150.30 : 87,147.36 = 34,855.92 : x
  2. Step 2: Convert to fraction form
    63,150.30/87,147.36 = 34,855.92/x
  3. Step 3: Cross multiply
    63,150.30x = 87,147.36 × 34,855.92
  4. Step 4: Simplify right side
    63,150.30x = 3,037,601,408.37
  5. Step 5: Solve for x
    x = 3,037,601,408.37/63,150.30
  6. Step 6: Final answer
    x = 48,101.14

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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.