Home / 48,172.23-72,208.94-18,578.43

Finding the Fourth Proportional to 48,172.23, 72,208.94 and 18,578.43

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Solution

The fourth proportional to 48,172.23, 72,208.94 and 18,578.43 is: 27,848.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,172.23 : 72,208.94 = 18,578.43 : x
  2. Step 2: Convert to fraction form
    48,172.23/72,208.94 = 18,578.43/x
  3. Step 3: Cross multiply
    48,172.23x = 72,208.94 × 18,578.43
  4. Step 4: Simplify right side
    48,172.23x = 1,341,528,644.27
  5. Step 5: Solve for x
    x = 1,341,528,644.27/48,172.23
  6. Step 6: Final answer
    x = 27,848.59

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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.