Home / 40,557.91-60,801.62-19,487.38

Finding the Fourth Proportional to 40,557.91, 60,801.62 and 19,487.38

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Solution

The fourth proportional to 40,557.91, 60,801.62 and 19,487.38 is: 29,214.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,557.91 : 60,801.62 = 19,487.38 : x
  2. Step 2: Convert to fraction form
    40,557.91/60,801.62 = 19,487.38/x
  3. Step 3: Cross multiply
    40,557.91x = 60,801.62 × 19,487.38
  4. Step 4: Simplify right side
    40,557.91x = 1,184,864,273.56
  5. Step 5: Solve for x
    x = 1,184,864,273.56/40,557.91
  6. Step 6: Final answer
    x = 29,214.14

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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.