Home / 194,568.96-291,327.12-100,877.76

Finding the Fourth Proportional to 194,568.96, 291,327.12 and 100,877.76

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Solution

The fourth proportional to 194,568.96, 291,327.12 and 100,877.76 is: 151,043.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,568.96 : 291,327.12 = 100,877.76 : x
  2. Step 2: Convert to fraction form
    194,568.96/291,327.12 = 100,877.76/x
  3. Step 3: Cross multiply
    194,568.96x = 291,327.12 × 100,877.76
  4. Step 4: Simplify right side
    194,568.96x = 29,388,427,292.85
  5. Step 5: Solve for x
    x = 29,388,427,292.85/194,568.96
  6. Step 6: Final answer
    x = 151,043.76

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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.