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Finding the Fourth Proportional to 144,784.88, 199,735.44 and 96,411.14

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Solution

The fourth proportional to 144,784.88, 199,735.44 and 96,411.14 is: 133,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,784.88 : 199,735.44 = 96,411.14 : x
  2. Step 2: Convert to fraction form
    144,784.88/199,735.44 = 96,411.14/x
  3. Step 3: Cross multiply
    144,784.88x = 199,735.44 × 96,411.14
  4. Step 4: Simplify right side
    144,784.88x = 19,256,721,468.80
  5. Step 5: Solve for x
    x = 19,256,721,468.80/144,784.88
  6. Step 6: Final answer
    x = 133,002.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.