Home / 164,778.48-247,073.76-52,436.88

Finding the Fourth Proportional to 164,778.48, 247,073.76 and 52,436.88

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Solution

The fourth proportional to 164,778.48, 247,073.76 and 52,436.88 is: 78,625.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,778.48 : 247,073.76 = 52,436.88 : x
  2. Step 2: Convert to fraction form
    164,778.48/247,073.76 = 52,436.88/x
  3. Step 3: Cross multiply
    164,778.48x = 247,073.76 × 52,436.88
  4. Step 4: Simplify right side
    164,778.48x = 12,955,777,104.27
  5. Step 5: Solve for x
    x = 12,955,777,104.27/164,778.48
  6. Step 6: Final answer
    x = 78,625.42

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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.