Home / 48,374.44-72,543.02-18,788.38

Finding the Fourth Proportional to 48,374.44, 72,543.02 and 18,788.38

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Solution

The fourth proportional to 48,374.44, 72,543.02 and 18,788.38 is: 28,175.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,374.44 : 72,543.02 = 18,788.38 : x
  2. Step 2: Convert to fraction form
    48,374.44/72,543.02 = 18,788.38/x
  3. Step 3: Cross multiply
    48,374.44x = 72,543.02 × 18,788.38
  4. Step 4: Simplify right side
    48,374.44x = 1,362,965,691.72
  5. Step 5: Solve for x
    x = 1,362,965,691.72/48,374.44
  6. Step 6: Final answer
    x = 28,175.33

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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.