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Finding the Fourth Proportional to 14,024.55, 19,353.87 and 7,736.92

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Solution

The fourth proportional to 14,024.55, 19,353.87 and 7,736.92 is: 10,676.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,024.55 : 19,353.87 = 7,736.92 : x
  2. Step 2: Convert to fraction form
    14,024.55/19,353.87 = 7,736.92/x
  3. Step 3: Cross multiply
    14,024.55x = 19,353.87 × 7,736.92
  4. Step 4: Simplify right side
    14,024.55x = 149,739,426.11
  5. Step 5: Solve for x
    x = 149,739,426.11/14,024.55
  6. Step 6: Final answer
    x = 10,676.95

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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.