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Finding the Fourth Proportional to 32,553.59, 44,928.74 and 20,618.04

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Solution

The fourth proportional to 32,553.59, 44,928.74 and 20,618.04 is: 28,455.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,553.59 : 44,928.74 = 20,618.04 : x
  2. Step 2: Convert to fraction form
    32,553.59/44,928.74 = 20,618.04/x
  3. Step 3: Cross multiply
    32,553.59x = 44,928.74 × 20,618.04
  4. Step 4: Simplify right side
    32,553.59x = 926,342,455.38
  5. Step 5: Solve for x
    x = 926,342,455.38/32,553.59
  6. Step 6: Final answer
    x = 28,455.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.