Home / 48,717.05-73,063.62-18,725.18

Finding the Fourth Proportional to 48,717.05, 73,063.62 and 18,725.18

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Solution

The fourth proportional to 48,717.05, 73,063.62 and 18,725.18 is: 28,083.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,717.05 : 73,063.62 = 18,725.18 : x
  2. Step 2: Convert to fraction form
    48,717.05/73,063.62 = 18,725.18/x
  3. Step 3: Cross multiply
    48,717.05x = 73,063.62 × 18,725.18
  4. Step 4: Simplify right side
    48,717.05x = 1,368,129,070.63
  5. Step 5: Solve for x
    x = 1,368,129,070.63/48,717.05
  6. Step 6: Final answer
    x = 28,083.17

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Why These Related Problems?

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