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Finding the Fourth Proportional to 8,937.42, 12,333.42 and 4,958.62

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Solution

The fourth proportional to 8,937.42, 12,333.42 and 4,958.62 is: 6,842.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.42 : 12,333.42 = 4,958.62 : x
  2. Step 2: Convert to fraction form
    8,937.42/12,333.42 = 4,958.62/x
  3. Step 3: Cross multiply
    8,937.42x = 12,333.42 × 4,958.62
  4. Step 4: Simplify right side
    8,937.42x = 61,156,743.08
  5. Step 5: Solve for x
    x = 61,156,743.08/8,937.42
  6. Step 6: Final answer
    x = 6,842.77

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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.