Home / 47,229.24-65,194.02-31,319.04

Finding the Fourth Proportional to 47,229.24, 65,194.02 and 31,319.04

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Solution

The fourth proportional to 47,229.24, 65,194.02 and 31,319.04 is: 43,231.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,229.24 : 65,194.02 = 31,319.04 : x
  2. Step 2: Convert to fraction form
    47,229.24/65,194.02 = 31,319.04/x
  3. Step 3: Cross multiply
    47,229.24x = 65,194.02 × 31,319.04
  4. Step 4: Simplify right side
    47,229.24x = 2,041,814,120.14
  5. Step 5: Solve for x
    x = 2,041,814,120.14/47,229.24
  6. Step 6: Final answer
    x = 43,231.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.