Home / 149,227.94-223,919.68-66,102.50

Finding the Fourth Proportional to 149,227.94, 223,919.68 and 66,102.50

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Solution

The fourth proportional to 149,227.94, 223,919.68 and 66,102.50 is: 99,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,227.94 : 223,919.68 = 66,102.50 : x
  2. Step 2: Convert to fraction form
    149,227.94/223,919.68 = 66,102.50/x
  3. Step 3: Cross multiply
    149,227.94x = 223,919.68 × 66,102.50
  4. Step 4: Simplify right side
    149,227.94x = 14,801,650,647.20
  5. Step 5: Solve for x
    x = 14,801,650,647.20/149,227.94
  6. Step 6: Final answer
    x = 99,188.20

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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.