Home / 45,725.47-68,594.58-14,138.11

Finding the Fourth Proportional to 45,725.47, 68,594.58 and 14,138.11

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Solution

The fourth proportional to 45,725.47, 68,594.58 and 14,138.11 is: 21,209.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,725.47 : 68,594.58 = 14,138.11 : x
  2. Step 2: Convert to fraction form
    45,725.47/68,594.58 = 14,138.11/x
  3. Step 3: Cross multiply
    45,725.47x = 68,594.58 × 14,138.11
  4. Step 4: Simplify right side
    45,725.47x = 969,797,717.44
  5. Step 5: Solve for x
    x = 969,797,717.44/45,725.47
  6. Step 6: Final answer
    x = 21,209.14

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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.