Home / 194,616.59-291,749.21-69,928.43

Finding the Fourth Proportional to 194,616.59, 291,749.21 and 69,928.43

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Solution

The fourth proportional to 194,616.59, 291,749.21 and 69,928.43 is: 104,829.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,616.59 : 291,749.21 = 69,928.43 : x
  2. Step 2: Convert to fraction form
    194,616.59/291,749.21 = 69,928.43/x
  3. Step 3: Cross multiply
    194,616.59x = 291,749.21 × 69,928.43
  4. Step 4: Simplify right side
    194,616.59x = 20,401,563,859.40
  5. Step 5: Solve for x
    x = 20,401,563,859.40/194,616.59
  6. Step 6: Final answer
    x = 104,829.52

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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.