Home / 67,476.30-101,215.53-30,027.66

Finding the Fourth Proportional to 67,476.30, 101,215.53 and 30,027.66

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Solution

The fourth proportional to 67,476.30, 101,215.53 and 30,027.66 is: 45,041.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,476.30 : 101,215.53 = 30,027.66 : x
  2. Step 2: Convert to fraction form
    67,476.30/101,215.53 = 30,027.66/x
  3. Step 3: Cross multiply
    67,476.30x = 101,215.53 × 30,027.66
  4. Step 4: Simplify right side
    67,476.30x = 3,039,265,521.56
  5. Step 5: Solve for x
    x = 3,039,265,521.56/67,476.30
  6. Step 6: Final answer
    x = 45,041.97

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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.