Home / 67,950.72-101,923.60-18,030.96

Finding the Fourth Proportional to 67,950.72, 101,923.60 and 18,030.96

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Solution

The fourth proportional to 67,950.72, 101,923.60 and 18,030.96 is: 27,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,950.72 : 101,923.60 = 18,030.96 : x
  2. Step 2: Convert to fraction form
    67,950.72/101,923.60 = 18,030.96/x
  3. Step 3: Cross multiply
    67,950.72x = 101,923.60 × 18,030.96
  4. Step 4: Simplify right side
    67,950.72x = 1,837,780,354.66
  5. Step 5: Solve for x
    x = 1,837,780,354.66/67,950.72
  6. Step 6: Final answer
    x = 27,045.78

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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.