Home / 42,593.94-63,930.24-21,548.79

Finding the Fourth Proportional to 42,593.94, 63,930.24 and 21,548.79

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Solution

The fourth proportional to 42,593.94, 63,930.24 and 21,548.79 is: 32,343.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,593.94 : 63,930.24 = 21,548.79 : x
  2. Step 2: Convert to fraction form
    42,593.94/63,930.24 = 21,548.79/x
  3. Step 3: Cross multiply
    42,593.94x = 63,930.24 × 21,548.79
  4. Step 4: Simplify right side
    42,593.94x = 1,377,619,316.41
  5. Step 5: Solve for x
    x = 1,377,619,316.41/42,593.94
  6. Step 6: Final answer
    x = 32,343.08

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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.