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Finding the Third Proportional to 40,070.25 and 85,699.13

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Solution

The third proportional to 40,070.25 and 85,699.13 is: 183,286.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,070.25 : 85,699.13 = 85,699.13 : x
  2. Step 2: Convert to fraction form
    40,070.25/85,699.13 = 85,699.13/x
  3. Step 3: Cross multiply
    40,070.25x = 85,699.13 × 85,699.13
  4. Step 4: Simplify right side
    40,070.25x = 7,344,340,025.77
  5. Step 5: Solve for x
    x = 7,344,340,025.77/40,070.25
  6. Step 6: Final answer
    x = 183,286.60

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.