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Finding the Fourth Proportional to 241,143.93, 361,425.75 and 89,219.88

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Solution

The fourth proportional to 241,143.93, 361,425.75 and 89,219.88 is: 133,722.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,143.93 : 361,425.75 = 89,219.88 : x
  2. Step 2: Convert to fraction form
    241,143.93/361,425.75 = 89,219.88/x
  3. Step 3: Cross multiply
    241,143.93x = 361,425.75 × 89,219.88
  4. Step 4: Simplify right side
    241,143.93x = 32,246,362,043.91
  5. Step 5: Solve for x
    x = 32,246,362,043.91/241,143.93
  6. Step 6: Final answer
    x = 133,722.47

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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.