Home / 48,701.86-73,060.99-15,431.21

Finding the Fourth Proportional to 48,701.86, 73,060.99 and 15,431.21

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Solution

The fourth proportional to 48,701.86, 73,060.99 and 15,431.21 is: 23,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,701.86 : 73,060.99 = 15,431.21 : x
  2. Step 2: Convert to fraction form
    48,701.86/73,060.99 = 15,431.21/x
  3. Step 3: Cross multiply
    48,701.86x = 73,060.99 × 15,431.21
  4. Step 4: Simplify right side
    48,701.86x = 1,127,419,349.59
  5. Step 5: Solve for x
    x = 1,127,419,349.59/48,701.86
  6. Step 6: Final answer
    x = 23,149.41

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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.