Home / 48,436.44-72,654.54-13,375.99

Finding the Fourth Proportional to 48,436.44, 72,654.54 and 13,375.99

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Solution

The fourth proportional to 48,436.44, 72,654.54 and 13,375.99 is: 20,063.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,436.44 : 72,654.54 = 13,375.99 : x
  2. Step 2: Convert to fraction form
    48,436.44/72,654.54 = 13,375.99/x
  3. Step 3: Cross multiply
    48,436.44x = 72,654.54 × 13,375.99
  4. Step 4: Simplify right side
    48,436.44x = 971,826,400.49
  5. Step 5: Solve for x
    x = 971,826,400.49/48,436.44
  6. Step 6: Final answer
    x = 20,063.95

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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.