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Finding the Third Proportional to 40,181.88 and 87,507.13

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Solution

The third proportional to 40,181.88 and 87,507.13 is: 190,570.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,181.88 : 87,507.13 = 87,507.13 : x
  2. Step 2: Convert to fraction form
    40,181.88/87,507.13 = 87,507.13/x
  3. Step 3: Cross multiply
    40,181.88x = 87,507.13 × 87,507.13
  4. Step 4: Simplify right side
    40,181.88x = 7,657,496,925.77
  5. Step 5: Solve for x
    x = 7,657,496,925.77/40,181.88
  6. Step 6: Final answer
    x = 190,570.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.