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Finding the Fourth Proportional to 100,395, 150,592.86 and 26,523

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Solution

The fourth proportional to 100,395, 150,592.86 and 26,523 is: 39,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,395 : 150,592.86 = 26,523 : x
  2. Step 2: Convert to fraction form
    100,395/150,592.86 = 26,523/x
  3. Step 3: Cross multiply
    100,395x = 150,592.86 × 26,523
  4. Step 4: Simplify right side
    100,395x = 3,994,174,425.78
  5. Step 5: Solve for x
    x = 3,994,174,425.78/100,395
  6. Step 6: Final answer
    x = 39,784.60

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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.