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Finding the Third Proportional to 20,127.88 and 43,715.13

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Solution

The third proportional to 20,127.88 and 43,715.13 is: 94,943.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,127.88 : 43,715.13 = 43,715.13 : x
  2. Step 2: Convert to fraction form
    20,127.88/43,715.13 = 43,715.13/x
  3. Step 3: Cross multiply
    20,127.88x = 43,715.13 × 43,715.13
  4. Step 4: Simplify right side
    20,127.88x = 1,911,012,153.77
  5. Step 5: Solve for x
    x = 1,911,012,153.77/20,127.88
  6. Step 6: Final answer
    x = 94,943.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.