Home / 533,191.94-799,789.43-154,143.53

Finding the Fourth Proportional to 533,191.94, 799,789.43 and 154,143.53

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Solution

The fourth proportional to 533,191.94, 799,789.43 and 154,143.53 is: 231,215.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,191.94 : 799,789.43 = 154,143.53 : x
  2. Step 2: Convert to fraction form
    533,191.94/799,789.43 = 154,143.53/x
  3. Step 3: Cross multiply
    533,191.94x = 799,789.43 × 154,143.53
  4. Step 4: Simplify right side
    533,191.94x = 123,282,368,381.72
  5. Step 5: Solve for x
    x = 123,282,368,381.72/533,191.94
  6. Step 6: Final answer
    x = 231,215.74

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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.