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Finding the Fourth Proportional to 103,696.46, 155,551.17 and 33,582.86

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Solution

The fourth proportional to 103,696.46, 155,551.17 and 33,582.86 is: 50,376.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,696.46 : 155,551.17 = 33,582.86 : x
  2. Step 2: Convert to fraction form
    103,696.46/155,551.17 = 33,582.86/x
  3. Step 3: Cross multiply
    103,696.46x = 155,551.17 × 33,582.86
  4. Step 4: Simplify right side
    103,696.46x = 5,223,853,164.95
  5. Step 5: Solve for x
    x = 5,223,853,164.95/103,696.46
  6. Step 6: Final answer
    x = 50,376.39

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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.