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Finding the Fourth Proportional to 96,525.36, 144,628.01 and 68,305.59

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Solution

The fourth proportional to 96,525.36, 144,628.01 and 68,305.59 is: 102,345.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,525.36 : 144,628.01 = 68,305.59 : x
  2. Step 2: Convert to fraction form
    96,525.36/144,628.01 = 68,305.59/x
  3. Step 3: Cross multiply
    96,525.36x = 144,628.01 × 68,305.59
  4. Step 4: Simplify right side
    96,525.36x = 9,878,901,001.20
  5. Step 5: Solve for x
    x = 9,878,901,001.20/96,525.36
  6. Step 6: Final answer
    x = 102,345.14

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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.