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Finding the Fourth Proportional to 27,828.51, 38,380.95 and 24,464.13

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Solution

The fourth proportional to 27,828.51, 38,380.95 and 24,464.13 is: 33,740.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,828.51 : 38,380.95 = 24,464.13 : x
  2. Step 2: Convert to fraction form
    27,828.51/38,380.95 = 24,464.13/x
  3. Step 3: Cross multiply
    27,828.51x = 38,380.95 × 24,464.13
  4. Step 4: Simplify right side
    27,828.51x = 938,956,550.32
  5. Step 5: Solve for x
    x = 938,956,550.32/27,828.51
  6. Step 6: Final answer
    x = 33,740.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.