Home / 40,405.33-60,608.15-14,103.92

Finding the Fourth Proportional to 40,405.33, 60,608.15 and 14,103.92

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Solution

The fourth proportional to 40,405.33, 60,608.15 and 14,103.92 is: 21,155.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,405.33 : 60,608.15 = 14,103.92 : x
  2. Step 2: Convert to fraction form
    40,405.33/60,608.15 = 14,103.92/x
  3. Step 3: Cross multiply
    40,405.33x = 60,608.15 × 14,103.92
  4. Step 4: Simplify right side
    40,405.33x = 854,812,632.84
  5. Step 5: Solve for x
    x = 854,812,632.84/40,405.33
  6. Step 6: Final answer
    x = 21,155.94

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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.