Home / 109,808.25-164,774.67-50,643.96

Finding the Fourth Proportional to 109,808.25, 164,774.67 and 50,643.96

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Solution

The fourth proportional to 109,808.25, 164,774.67 and 50,643.96 is: 75,994.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,808.25 : 164,774.67 = 50,643.96 : x
  2. Step 2: Convert to fraction form
    109,808.25/164,774.67 = 50,643.96/x
  3. Step 3: Cross multiply
    109,808.25x = 164,774.67 × 50,643.96
  4. Step 4: Simplify right side
    109,808.25x = 8,344,841,796.49
  5. Step 5: Solve for x
    x = 8,344,841,796.49/109,808.25
  6. Step 6: Final answer
    x = 75,994.67

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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.