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Finding the Fourth Proportional to 45,600.70, 68,291.70 and 36,852.70

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Solution

The fourth proportional to 45,600.70, 68,291.70 and 36,852.70 is: 55,190.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,600.70 : 68,291.70 = 36,852.70 : x
  2. Step 2: Convert to fraction form
    45,600.70/68,291.70 = 36,852.70/x
  3. Step 3: Cross multiply
    45,600.70x = 68,291.70 × 36,852.70
  4. Step 4: Simplify right side
    45,600.70x = 2,516,733,532.59
  5. Step 5: Solve for x
    x = 2,516,733,532.59/45,600.70
  6. Step 6: Final answer
    x = 55,190.68

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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.