Home / 194,616.60-291,749.20-69,928.44

Finding the Fourth Proportional to 194,616.60, 291,749.20 and 69,928.44

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Solution

The fourth proportional to 194,616.60, 291,749.20 and 69,928.44 is: 104,829.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,616.60 : 291,749.20 = 69,928.44 : x
  2. Step 2: Convert to fraction form
    194,616.60/291,749.20 = 69,928.44/x
  3. Step 3: Cross multiply
    194,616.60x = 291,749.20 × 69,928.44
  4. Step 4: Simplify right side
    194,616.60x = 20,401,566,427.25
  5. Step 5: Solve for x
    x = 20,401,566,427.25/194,616.60
  6. Step 6: Final answer
    x = 104,829.53

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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.