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Finding the Third Proportional to 88,666.50 and 136,281

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Solution

The third proportional to 88,666.50 and 136,281 is: 209,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,666.50 : 136,281 = 136,281 : x
  2. Step 2: Convert to fraction form
    88,666.50/136,281 = 136,281/x
  3. Step 3: Cross multiply
    88,666.50x = 136,281 × 136,281
  4. Step 4: Simplify right side
    88,666.50x = 18,572,510,961
  5. Step 5: Solve for x
    x = 18,572,510,961/88,666.50
  6. Step 6: Final answer
    x = 209,464.80

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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.