Home / 48,203.88-72,309.26-14,919.68

Finding the Fourth Proportional to 48,203.88, 72,309.26 and 14,919.68

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Solution

The fourth proportional to 48,203.88, 72,309.26 and 14,919.68 is: 22,380.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,203.88 : 72,309.26 = 14,919.68 : x
  2. Step 2: Convert to fraction form
    48,203.88/72,309.26 = 14,919.68/x
  3. Step 3: Cross multiply
    48,203.88x = 72,309.26 × 14,919.68
  4. Step 4: Simplify right side
    48,203.88x = 1,078,830,695.99
  5. Step 5: Solve for x
    x = 1,078,830,695.99/48,203.88
  6. Step 6: Final answer
    x = 22,380.58

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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.