Home / 194,330.10-291,932.55-189,081.30

Finding the Fourth Proportional to 194,330.10, 291,932.55 and 189,081.30

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Solution

The fourth proportional to 194,330.10, 291,932.55 and 189,081.30 is: 284,047.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,330.10 : 291,932.55 = 189,081.30 : x
  2. Step 2: Convert to fraction form
    194,330.10/291,932.55 = 189,081.30/x
  3. Step 3: Cross multiply
    194,330.10x = 291,932.55 × 189,081.30
  4. Step 4: Simplify right side
    194,330.10x = 55,198,986,066.32
  5. Step 5: Solve for x
    x = 55,198,986,066.32/194,330.10
  6. Step 6: Final answer
    x = 284,047.54

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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.