Home / 48,621.87-72,889.07-17,449.83

Finding the Fourth Proportional to 48,621.87, 72,889.07 and 17,449.83

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Solution

The fourth proportional to 48,621.87, 72,889.07 and 17,449.83 is: 26,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,621.87 : 72,889.07 = 17,449.83 : x
  2. Step 2: Convert to fraction form
    48,621.87/72,889.07 = 17,449.83/x
  3. Step 3: Cross multiply
    48,621.87x = 72,889.07 × 17,449.83
  4. Step 4: Simplify right side
    48,621.87x = 1,271,901,793.11
  5. Step 5: Solve for x
    x = 1,271,901,793.11/48,621.87
  6. Step 6: Final answer
    x = 26,159.05

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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.