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Finding the Third Proportional to 103,800.66 and 155,158.88

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Solution

The third proportional to 103,800.66 and 155,158.88 is: 231,927.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,800.66 : 155,158.88 = 155,158.88 : x
  2. Step 2: Convert to fraction form
    103,800.66/155,158.88 = 155,158.88/x
  3. Step 3: Cross multiply
    103,800.66x = 155,158.88 × 155,158.88
  4. Step 4: Simplify right side
    103,800.66x = 24,074,276,491.27
  5. Step 5: Solve for x
    x = 24,074,276,491.27/103,800.66
  6. Step 6: Final answer
    x = 231,927.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.