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Finding the Fourth Proportional to 175,203.67, 262,866.50 and 55,279.14

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Solution

The fourth proportional to 175,203.67, 262,866.50 and 55,279.14 is: 82,937.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,203.67 : 262,866.50 = 55,279.14 : x
  2. Step 2: Convert to fraction form
    175,203.67/262,866.50 = 55,279.14/x
  3. Step 3: Cross multiply
    175,203.67x = 262,866.50 × 55,279.14
  4. Step 4: Simplify right side
    175,203.67x = 14,531,033,778.41
  5. Step 5: Solve for x
    x = 14,531,033,778.41/175,203.67
  6. Step 6: Final answer
    x = 82,937.95

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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.