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Finding the Fourth Proportional to 19,484.46, 29,231.55 and 5,633.46

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Solution

The fourth proportional to 19,484.46, 29,231.55 and 5,633.46 is: 8,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484.46 : 29,231.55 = 5,633.46 : x
  2. Step 2: Convert to fraction form
    19,484.46/29,231.55 = 5,633.46/x
  3. Step 3: Cross multiply
    19,484.46x = 29,231.55 × 5,633.46
  4. Step 4: Simplify right side
    19,484.46x = 164,674,767.66
  5. Step 5: Solve for x
    x = 164,674,767.66/19,484.46
  6. Step 6: Final answer
    x = 8,451.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.