Home / 163,819.98-245,522.21-73,766.61

Finding the Fourth Proportional to 163,819.98, 245,522.21 and 73,766.61

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Solution

The fourth proportional to 163,819.98, 245,522.21 and 73,766.61 is: 110,556.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,819.98 : 245,522.21 = 73,766.61 : x
  2. Step 2: Convert to fraction form
    163,819.98/245,522.21 = 73,766.61/x
  3. Step 3: Cross multiply
    163,819.98x = 245,522.21 × 73,766.61
  4. Step 4: Simplify right side
    163,819.98x = 18,111,340,742.58
  5. Step 5: Solve for x
    x = 18,111,340,742.58/163,819.98
  6. Step 6: Final answer
    x = 110,556.36

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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.