Home / 40,342.01-60,383.61-21,575.12

Finding the Fourth Proportional to 40,342.01, 60,383.61 and 21,575.12

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Solution

The fourth proportional to 40,342.01, 60,383.61 and 21,575.12 is: 32,293.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,342.01 : 60,383.61 = 21,575.12 : x
  2. Step 2: Convert to fraction form
    40,342.01/60,383.61 = 21,575.12/x
  3. Step 3: Cross multiply
    40,342.01x = 60,383.61 × 21,575.12
  4. Step 4: Simplify right side
    40,342.01x = 1,302,783,329.87
  5. Step 5: Solve for x
    x = 1,302,783,329.87/40,342.01
  6. Step 6: Final answer
    x = 32,293.47

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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.