Home / 48,267.30-72,380.88-18,668.07

Finding the Fourth Proportional to 48,267.30, 72,380.88 and 18,668.07

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Solution

The fourth proportional to 48,267.30, 72,380.88 and 18,668.07 is: 27,994.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,267.30 : 72,380.88 = 18,668.07 : x
  2. Step 2: Convert to fraction form
    48,267.30/72,380.88 = 18,668.07/x
  3. Step 3: Cross multiply
    48,267.30x = 72,380.88 × 18,668.07
  4. Step 4: Simplify right side
    48,267.30x = 1,351,211,334.50
  5. Step 5: Solve for x
    x = 1,351,211,334.50/48,267.30
  6. Step 6: Final answer
    x = 27,994.34

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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.