Home / 48,400.19-72,583.91-18,407.30

Finding the Fourth Proportional to 48,400.19, 72,583.91 and 18,407.30

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Solution

The fourth proportional to 48,400.19, 72,583.91 and 18,407.30 is: 27,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,400.19 : 72,583.91 = 18,407.30 : x
  2. Step 2: Convert to fraction form
    48,400.19/72,583.91 = 18,407.30/x
  3. Step 3: Cross multiply
    48,400.19x = 72,583.91 × 18,407.30
  4. Step 4: Simplify right side
    48,400.19x = 1,336,073,351.59
  5. Step 5: Solve for x
    x = 1,336,073,351.59/48,400.19
  6. Step 6: Final answer
    x = 27,604.72

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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.