Home / 109,764.68-164,657.10-50,616.68

Finding the Fourth Proportional to 109,764.68, 164,657.10 and 50,616.68

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Solution

The fourth proportional to 109,764.68, 164,657.10 and 50,616.68 is: 75,929.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,764.68 : 164,657.10 = 50,616.68 : x
  2. Step 2: Convert to fraction form
    109,764.68/164,657.10 = 50,616.68/x
  3. Step 3: Cross multiply
    109,764.68x = 164,657.10 × 50,616.68
  4. Step 4: Simplify right side
    109,764.68x = 8,334,395,740.43
  5. Step 5: Solve for x
    x = 8,334,395,740.43/109,764.68
  6. Step 6: Final answer
    x = 75,929.67

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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.