Home / 204,307.25-306,462.24-71,190.05

Finding the Fourth Proportional to 204,307.25, 306,462.24 and 71,190.05

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Solution

The fourth proportional to 204,307.25, 306,462.24 and 71,190.05 is: 106,785.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,307.25 : 306,462.24 = 71,190.05 : x
  2. Step 2: Convert to fraction form
    204,307.25/306,462.24 = 71,190.05/x
  3. Step 3: Cross multiply
    204,307.25x = 306,462.24 × 71,190.05
  4. Step 4: Simplify right side
    204,307.25x = 21,817,060,656.40
  5. Step 5: Solve for x
    x = 21,817,060,656.40/204,307.25
  6. Step 6: Final answer
    x = 106,785.55

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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.