Home / 194,529.86-291,712.17-76,182.38

Finding the Fourth Proportional to 194,529.86, 291,712.17 and 76,182.38

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Solution

The fourth proportional to 194,529.86, 291,712.17 and 76,182.38 is: 114,241.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,529.86 : 291,712.17 = 76,182.38 : x
  2. Step 2: Convert to fraction form
    194,529.86/291,712.17 = 76,182.38/x
  3. Step 3: Cross multiply
    194,529.86x = 291,712.17 × 76,182.38
  4. Step 4: Simplify right side
    194,529.86x = 22,223,327,385.56
  5. Step 5: Solve for x
    x = 22,223,327,385.56/194,529.86
  6. Step 6: Final answer
    x = 114,241.21

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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.