Home / 194,185.05-291,293.34-53,943.66

Finding the Fourth Proportional to 194,185.05, 291,293.34 and 53,943.66

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Solution

The fourth proportional to 194,185.05, 291,293.34 and 53,943.66 is: 80,919.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,185.05 : 291,293.34 = 53,943.66 : x
  2. Step 2: Convert to fraction form
    194,185.05/291,293.34 = 53,943.66/x
  3. Step 3: Cross multiply
    194,185.05x = 291,293.34 × 53,943.66
  4. Step 4: Simplify right side
    194,185.05x = 15,713,428,893.22
  5. Step 5: Solve for x
    x = 15,713,428,893.22/194,185.05
  6. Step 6: Final answer
    x = 80,919.87

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1.5x scale

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.