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Finding the Third Proportional to 59,741,985.75 and 90,162,553.50

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Solution

The third proportional to 59,741,985.75 and 90,162,553.50 is: 136,073,248.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,741,985.75 : 90,162,553.50 = 90,162,553.50 : x
  2. Step 2: Convert to fraction form
    59,741,985.75/90,162,553.50 = 90,162,553.50/x
  3. Step 3: Cross multiply
    59,741,985.75x = 90,162,553.50 × 90,162,553.50
  4. Step 4: Simplify right side
    59,741,985.75x = 8,129,286,053,640,362
  5. Step 5: Solve for x
    x = 8,129,286,053,640,362/59,741,985.75
  6. Step 6: Final answer
    x = 136,073,248.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.