Home / 254,505.60-381,515.40-94,538.70

Finding the Fourth Proportional to 254,505.60, 381,515.40 and 94,538.70

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Solution

The fourth proportional to 254,505.60, 381,515.40 and 94,538.70 is: 141,717.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,505.60 : 381,515.40 = 94,538.70 : x
  2. Step 2: Convert to fraction form
    254,505.60/381,515.40 = 94,538.70/x
  3. Step 3: Cross multiply
    254,505.60x = 381,515.40 × 94,538.70
  4. Step 4: Simplify right side
    254,505.60x = 36,067,969,945.98
  5. Step 5: Solve for x
    x = 36,067,969,945.98/254,505.60
  6. Step 6: Final answer
    x = 141,717.79

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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.