Home / 48,147.09-72,194.18-14,857.98

Finding the Fourth Proportional to 48,147.09, 72,194.18 and 14,857.98

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Solution

The fourth proportional to 48,147.09, 72,194.18 and 14,857.98 is: 22,278.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,147.09 : 72,194.18 = 14,857.98 : x
  2. Step 2: Convert to fraction form
    48,147.09/72,194.18 = 14,857.98/x
  3. Step 3: Cross multiply
    48,147.09x = 72,194.18 × 14,857.98
  4. Step 4: Simplify right side
    48,147.09x = 1,072,659,608.27
  5. Step 5: Solve for x
    x = 1,072,659,608.27/48,147.09
  6. Step 6: Final answer
    x = 22,278.80

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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.