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Finding the Fourth Proportional to 13,925.00, 19,216.26 and 7,875.18

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Solution

The fourth proportional to 13,925.00, 19,216.26 and 7,875.18 is: 10,867.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925.00 : 19,216.26 = 7,875.18 : x
  2. Step 2: Convert to fraction form
    13,925.00/19,216.26 = 7,875.18/x
  3. Step 3: Cross multiply
    13,925.00x = 19,216.26 × 7,875.18
  4. Step 4: Simplify right side
    13,925.00x = 151,331,506.43
  5. Step 5: Solve for x
    x = 151,331,506.43/13,925.00
  6. Step 6: Final answer
    x = 10,867.61

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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.