Home / 64,209.91-96,184.30-52,405.75

Finding the Fourth Proportional to 64,209.91, 96,184.30 and 52,405.75

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Solution

The fourth proportional to 64,209.91, 96,184.30 and 52,405.75 is: 78,502.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,209.91 : 96,184.30 = 52,405.75 : x
  2. Step 2: Convert to fraction form
    64,209.91/96,184.30 = 52,405.75/x
  3. Step 3: Cross multiply
    64,209.91x = 96,184.30 × 52,405.75
  4. Step 4: Simplify right side
    64,209.91x = 5,040,610,379.73
  5. Step 5: Solve for x
    x = 5,040,610,379.73/64,209.91
  6. Step 6: Final answer
    x = 78,502.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.