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Finding the Third Proportional to 43,573.50 and 61,359

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Solution

The third proportional to 43,573.50 and 61,359 is: 86,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,573.50 : 61,359 = 61,359 : x
  2. Step 2: Convert to fraction form
    43,573.50/61,359 = 61,359/x
  3. Step 3: Cross multiply
    43,573.50x = 61,359 × 61,359
  4. Step 4: Simplify right side
    43,573.50x = 3,764,926,881
  5. Step 5: Solve for x
    x = 3,764,926,881/43,573.50
  6. Step 6: Final answer
    x = 86,404.05

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.