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Finding the Fourth Proportional to 27,082.49, 40,623.61 and 7,360.98

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Solution

The fourth proportional to 27,082.49, 40,623.61 and 7,360.98 is: 11,041.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,082.49 : 40,623.61 = 7,360.98 : x
  2. Step 2: Convert to fraction form
    27,082.49/40,623.61 = 7,360.98/x
  3. Step 3: Cross multiply
    27,082.49x = 40,623.61 × 7,360.98
  4. Step 4: Simplify right side
    27,082.49x = 299,029,562.34
  5. Step 5: Solve for x
    x = 299,029,562.34/27,082.49
  6. Step 6: Final answer
    x = 11,041.44

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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.