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Finding the Fourth Proportional to 27,269.42, 40,904.05 and 8,549.53

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Solution

The fourth proportional to 27,269.42, 40,904.05 and 8,549.53 is: 12,824.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,269.42 : 40,904.05 = 8,549.53 : x
  2. Step 2: Convert to fraction form
    27,269.42/40,904.05 = 8,549.53/x
  3. Step 3: Cross multiply
    27,269.42x = 40,904.05 × 8,549.53
  4. Step 4: Simplify right side
    27,269.42x = 349,710,359.85
  5. Step 5: Solve for x
    x = 349,710,359.85/27,269.42
  6. Step 6: Final answer
    x = 12,824.27

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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.