Home / 48,173.73-72,211.19-18,579.93

Finding the Fourth Proportional to 48,173.73, 72,211.19 and 18,579.93

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Solution

The fourth proportional to 48,173.73, 72,211.19 and 18,579.93 is: 27,850.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,173.73 : 72,211.19 = 18,579.93 : x
  2. Step 2: Convert to fraction form
    48,173.73/72,211.19 = 18,579.93/x
  3. Step 3: Cross multiply
    48,173.73x = 72,211.19 × 18,579.93
  4. Step 4: Simplify right side
    48,173.73x = 1,341,678,762.52
  5. Step 5: Solve for x
    x = 1,341,678,762.52/48,173.73
  6. Step 6: Final answer
    x = 27,850.84

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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.