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Finding the Fourth Proportional to 8,937.41, 12,330.77 and 5,953.77

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Solution

The fourth proportional to 8,937.41, 12,330.77 and 5,953.77 is: 8,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.41 : 12,330.77 = 5,953.77 : x
  2. Step 2: Convert to fraction form
    8,937.41/12,330.77 = 5,953.77/x
  3. Step 3: Cross multiply
    8,937.41x = 12,330.77 × 5,953.77
  4. Step 4: Simplify right side
    8,937.41x = 73,414,538.73
  5. Step 5: Solve for x
    x = 73,414,538.73/8,937.41
  6. Step 6: Final answer
    x = 8,214.30

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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.