Home / 194,672.07-291,867.92-119,637.21

Finding the Fourth Proportional to 194,672.07, 291,867.92 and 119,637.21

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Solution

The fourth proportional to 194,672.07, 291,867.92 and 119,637.21 is: 179,369.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,672.07 : 291,867.92 = 119,637.21 : x
  2. Step 2: Convert to fraction form
    194,672.07/291,867.92 = 119,637.21/x
  3. Step 3: Cross multiply
    194,672.07x = 291,867.92 × 119,637.21
  4. Step 4: Simplify right side
    194,672.07x = 34,918,263,039.12
  5. Step 5: Solve for x
    x = 34,918,263,039.12/194,672.07
  6. Step 6: Final answer
    x = 179,369.66

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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.