Home / 47,980.80-71,965.44-14,723.82

Finding the Fourth Proportional to 47,980.80, 71,965.44 and 14,723.82

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Solution

The fourth proportional to 47,980.80, 71,965.44 and 14,723.82 is: 22,083.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,980.80 : 71,965.44 = 14,723.82 : x
  2. Step 2: Convert to fraction form
    47,980.80/71,965.44 = 14,723.82/x
  3. Step 3: Cross multiply
    47,980.80x = 71,965.44 × 14,723.82
  4. Step 4: Simplify right side
    47,980.80x = 1,059,606,184.78
  5. Step 5: Solve for x
    x = 1,059,606,184.78/47,980.80
  6. Step 6: Final answer
    x = 22,083.96

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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.