Home / 194,086.25-291,129.51-53,845.01

Finding the Fourth Proportional to 194,086.25, 291,129.51 and 53,845.01

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Solution

The fourth proportional to 194,086.25, 291,129.51 and 53,845.01 is: 80,767.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,086.25 : 291,129.51 = 53,845.01 : x
  2. Step 2: Convert to fraction form
    194,086.25/291,129.51 = 53,845.01/x
  3. Step 3: Cross multiply
    194,086.25x = 291,129.51 × 53,845.01
  4. Step 4: Simplify right side
    194,086.25x = 15,675,871,377.25
  5. Step 5: Solve for x
    x = 15,675,871,377.25/194,086.25
  6. Step 6: Final answer
    x = 80,767.55

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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.