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Finding the Fourth Proportional to 17,927.83, 24,741.02 and 9,861.83

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Solution

The fourth proportional to 17,927.83, 24,741.02 and 9,861.83 is: 13,609.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,927.83 : 24,741.02 = 9,861.83 : x
  2. Step 2: Convert to fraction form
    17,927.83/24,741.02 = 9,861.83/x
  3. Step 3: Cross multiply
    17,927.83x = 24,741.02 × 9,861.83
  4. Step 4: Simplify right side
    17,927.83x = 243,991,733.27
  5. Step 5: Solve for x
    x = 243,991,733.27/17,927.83
  6. Step 6: Final answer
    x = 13,609.66

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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.