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Finding the Fourth Proportional to 103,622.68, 155,395.95 and 37,044.73

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Solution

The fourth proportional to 103,622.68, 155,395.95 and 37,044.73 is: 55,553.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,622.68 : 155,395.95 = 37,044.73 : x
  2. Step 2: Convert to fraction form
    103,622.68/155,395.95 = 37,044.73/x
  3. Step 3: Cross multiply
    103,622.68x = 155,395.95 × 37,044.73
  4. Step 4: Simplify right side
    103,622.68x = 5,756,601,010.84
  5. Step 5: Solve for x
    x = 5,756,601,010.84/103,622.68
  6. Step 6: Final answer
    x = 55,553.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.