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Finding the Fourth Proportional to 241,022.40, 361,531.71 and 72,542.00

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Solution

The fourth proportional to 241,022.40, 361,531.71 and 72,542.00 is: 108,812.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,022.40 : 361,531.71 = 72,542.00 : x
  2. Step 2: Convert to fraction form
    241,022.40/361,531.71 = 72,542.00/x
  3. Step 3: Cross multiply
    241,022.40x = 361,531.71 × 72,542.00
  4. Step 4: Simplify right side
    241,022.40x = 26,226,231,499.16
  5. Step 5: Solve for x
    x = 26,226,231,499.16/241,022.40
  6. Step 6: Final answer
    x = 108,812.42

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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.