Home / 194,231.15-291,619.30-99,529.38

Finding the Fourth Proportional to 194,231.15, 291,619.30 and 99,529.38

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Solution

The fourth proportional to 194,231.15, 291,619.30 and 99,529.38 is: 149,433.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,231.15 : 291,619.30 = 99,529.38 : x
  2. Step 2: Convert to fraction form
    194,231.15/291,619.30 = 99,529.38/x
  3. Step 3: Cross multiply
    194,231.15x = 291,619.30 × 99,529.38
  4. Step 4: Simplify right side
    194,231.15x = 29,024,686,666.94
  5. Step 5: Solve for x
    x = 29,024,686,666.94/194,231.15
  6. Step 6: Final answer
    x = 149,433.74

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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.