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Finding the Fourth Proportional to 68,329.70, 102,494.55 and 41,948.90

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Solution

The fourth proportional to 68,329.70, 102,494.55 and 41,948.90 is: 62,923.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,329.70 : 102,494.55 = 41,948.90 : x
  2. Step 2: Convert to fraction form
    68,329.70/102,494.55 = 41,948.90/x
  3. Step 3: Cross multiply
    68,329.70x = 102,494.55 × 41,948.90
  4. Step 4: Simplify right side
    68,329.70x = 4,299,533,628.50
  5. Step 5: Solve for x
    x = 4,299,533,628.50/68,329.70
  6. Step 6: Final answer
    x = 62,923.35

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Similar ratio
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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.