Home / 203,968.04-305,846.92-91,551.92

Finding the Fourth Proportional to 203,968.04, 305,846.92 and 91,551.92

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Solution

The fourth proportional to 203,968.04, 305,846.92 and 91,551.92 is: 137,280.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,968.04 : 305,846.92 = 91,551.92 : x
  2. Step 2: Convert to fraction form
    203,968.04/305,846.92 = 91,551.92/x
  3. Step 3: Cross multiply
    203,968.04x = 305,846.92 × 91,551.92
  4. Step 4: Simplify right side
    203,968.04x = 28,000,872,752.09
  5. Step 5: Solve for x
    x = 28,000,872,752.09/203,968.04
  6. Step 6: Final answer
    x = 137,280.69

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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.