Home / 48,381.82-72,577.31-18,801.94

Finding the Fourth Proportional to 48,381.82, 72,577.31 and 18,801.94

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Solution

The fourth proportional to 48,381.82, 72,577.31 and 18,801.94 is: 28,204.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,381.82 : 72,577.31 = 18,801.94 : x
  2. Step 2: Convert to fraction form
    48,381.82/72,577.31 = 18,801.94/x
  3. Step 3: Cross multiply
    48,381.82x = 72,577.31 × 18,801.94
  4. Step 4: Simplify right side
    48,381.82x = 1,364,594,227.98
  5. Step 5: Solve for x
    x = 1,364,594,227.98/48,381.82
  6. Step 6: Final answer
    x = 28,204.69

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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.