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Finding the Fourth Proportional to 16,186.63, 24,279.95 and 4,499.95

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Solution

The fourth proportional to 16,186.63, 24,279.95 and 4,499.95 is: 6,749.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,186.63 : 24,279.95 = 4,499.95 : x
  2. Step 2: Convert to fraction form
    16,186.63/24,279.95 = 4,499.95/x
  3. Step 3: Cross multiply
    16,186.63x = 24,279.95 × 4,499.95
  4. Step 4: Simplify right side
    16,186.63x = 109,258,561.00
  5. Step 5: Solve for x
    x = 109,258,561.00/16,186.63
  6. Step 6: Final answer
    x = 6,749.93

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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.