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Finding the Fourth Proportional to 93,696.96, 129,301.81 and 50,676.46

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Solution

The fourth proportional to 93,696.96, 129,301.81 and 50,676.46 is: 69,933.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,696.96 : 129,301.81 = 50,676.46 : x
  2. Step 2: Convert to fraction form
    93,696.96/129,301.81 = 50,676.46/x
  3. Step 3: Cross multiply
    93,696.96x = 129,301.81 × 50,676.46
  4. Step 4: Simplify right side
    93,696.96x = 6,552,558,058.64
  5. Step 5: Solve for x
    x = 6,552,558,058.64/93,696.96
  6. Step 6: Final answer
    x = 69,933.52

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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.