Home / 48,174.36-72,272.15-14,439.03

Finding the Fourth Proportional to 48,174.36, 72,272.15 and 14,439.03

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Solution

The fourth proportional to 48,174.36, 72,272.15 and 14,439.03 is: 21,661.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,174.36 : 72,272.15 = 14,439.03 : x
  2. Step 2: Convert to fraction form
    48,174.36/72,272.15 = 14,439.03/x
  3. Step 3: Cross multiply
    48,174.36x = 72,272.15 × 14,439.03
  4. Step 4: Simplify right side
    48,174.36x = 1,043,539,742.01
  5. Step 5: Solve for x
    x = 1,043,539,742.01/48,174.36
  6. Step 6: Final answer
    x = 21,661.73

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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.