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Finding the Fourth Proportional to 32,168.62, 44,377.86 and 20,841.91

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Solution

The fourth proportional to 32,168.62, 44,377.86 and 20,841.91 is: 28,752.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,168.62 : 44,377.86 = 20,841.91 : x
  2. Step 2: Convert to fraction form
    32,168.62/44,377.86 = 20,841.91/x
  3. Step 3: Cross multiply
    32,168.62x = 44,377.86 × 20,841.91
  4. Step 4: Simplify right side
    32,168.62x = 924,919,364.11
  5. Step 5: Solve for x
    x = 924,919,364.11/32,168.62
  6. Step 6: Final answer
    x = 28,752.22

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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.