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Finding the Fourth Proportional to 103,632.63, 155,448.95 and 33,511.95

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Solution

The fourth proportional to 103,632.63, 155,448.95 and 33,511.95 is: 50,267.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,632.63 : 155,448.95 = 33,511.95 : x
  2. Step 2: Convert to fraction form
    103,632.63/155,448.95 = 33,511.95/x
  3. Step 3: Cross multiply
    103,632.63x = 155,448.95 × 33,511.95
  4. Step 4: Simplify right side
    103,632.63x = 5,209,397,439.95
  5. Step 5: Solve for x
    x = 5,209,397,439.95/103,632.63
  6. Step 6: Final answer
    x = 50,267.93

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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.