Home / 67,484.80-101,216.24-30,036.06

Finding the Fourth Proportional to 67,484.80, 101,216.24 and 30,036.06

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Solution

The fourth proportional to 67,484.80, 101,216.24 and 30,036.06 is: 45,049.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,484.80 : 101,216.24 = 30,036.06 : x
  2. Step 2: Convert to fraction form
    67,484.80/101,216.24 = 30,036.06/x
  3. Step 3: Cross multiply
    67,484.80x = 101,216.24 × 30,036.06
  4. Step 4: Simplify right side
    67,484.80x = 3,040,137,057.61
  5. Step 5: Solve for x
    x = 3,040,137,057.61/67,484.80
  6. Step 6: Final answer
    x = 45,049.21

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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.