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Finding the Third Proportional to 88,688.25 and 133,953.75

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Solution

The third proportional to 88,688.25 and 133,953.75 is: 202,322.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,688.25 : 133,953.75 = 133,953.75 : x
  2. Step 2: Convert to fraction form
    88,688.25/133,953.75 = 133,953.75/x
  3. Step 3: Cross multiply
    88,688.25x = 133,953.75 × 133,953.75
  4. Step 4: Simplify right side
    88,688.25x = 17,943,607,139.06
  5. Step 5: Solve for x
    x = 17,943,607,139.06/88,688.25
  6. Step 6: Final answer
    x = 202,322.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.