Home / 48,479.14-72,718.70-15,199.37

Finding the Fourth Proportional to 48,479.14, 72,718.70 and 15,199.37

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Solution

The fourth proportional to 48,479.14, 72,718.70 and 15,199.37 is: 22,799.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,479.14 : 72,718.70 = 15,199.37 : x
  2. Step 2: Convert to fraction form
    48,479.14/72,718.70 = 15,199.37/x
  3. Step 3: Cross multiply
    48,479.14x = 72,718.70 × 15,199.37
  4. Step 4: Simplify right side
    48,479.14x = 1,105,278,351.22
  5. Step 5: Solve for x
    x = 1,105,278,351.22/48,479.14
  6. Step 6: Final answer
    x = 22,799.05

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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.