Home / 165,835.35-248,695.92-53,486.73

Finding the Fourth Proportional to 165,835.35, 248,695.92 and 53,486.73

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Solution

The fourth proportional to 165,835.35, 248,695.92 and 53,486.73 is: 80,211.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,835.35 : 248,695.92 = 53,486.73 : x
  2. Step 2: Convert to fraction form
    165,835.35/248,695.92 = 53,486.73/x
  3. Step 3: Cross multiply
    165,835.35x = 248,695.92 × 53,486.73
  4. Step 4: Simplify right side
    165,835.35x = 13,301,931,525.14
  5. Step 5: Solve for x
    x = 13,301,931,525.14/165,835.35
  6. Step 6: Final answer
    x = 80,211.68

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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.