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Finding the Third Proportional to 36,387.56 and 54,356.63

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Solution

The third proportional to 36,387.56 and 54,356.63 is: 81,199.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387.56 : 54,356.63 = 54,356.63 : x
  2. Step 2: Convert to fraction form
    36,387.56/54,356.63 = 54,356.63/x
  3. Step 3: Cross multiply
    36,387.56x = 54,356.63 × 54,356.63
  4. Step 4: Simplify right side
    36,387.56x = 2,954,642,681.39
  5. Step 5: Solve for x
    x = 2,954,642,681.39/36,387.56
  6. Step 6: Final answer
    x = 81,199.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.