Home / 43,270.32-64,906.02-15,189.24

Finding the Fourth Proportional to 43,270.32, 64,906.02 and 15,189.24

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Solution

The fourth proportional to 43,270.32, 64,906.02 and 15,189.24 is: 22,784.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,270.32 : 64,906.02 = 15,189.24 : x
  2. Step 2: Convert to fraction form
    43,270.32/64,906.02 = 15,189.24/x
  3. Step 3: Cross multiply
    43,270.32x = 64,906.02 × 15,189.24
  4. Step 4: Simplify right side
    43,270.32x = 985,873,115.22
  5. Step 5: Solve for x
    x = 985,873,115.22/43,270.32
  6. Step 6: Final answer
    x = 22,784.05

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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.