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Finding the Fourth Proportional to 172,207.36, 237,637.02 and 96,751

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Solution

The fourth proportional to 172,207.36, 237,637.02 and 96,751 is: 133,511.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,207.36 : 237,637.02 = 96,751 : x
  2. Step 2: Convert to fraction form
    172,207.36/237,637.02 = 96,751/x
  3. Step 3: Cross multiply
    172,207.36x = 237,637.02 × 96,751
  4. Step 4: Simplify right side
    172,207.36x = 22,991,619,322.02
  5. Step 5: Solve for x
    x = 22,991,619,322.02/172,207.36
  6. Step 6: Final answer
    x = 133,511.25

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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.