Home / 72,270.66-108,379.06-24,872.50

Finding the Fourth Proportional to 72,270.66, 108,379.06 and 24,872.50

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Solution

The fourth proportional to 72,270.66, 108,379.06 and 24,872.50 is: 37,299.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,270.66 : 108,379.06 = 24,872.50 : x
  2. Step 2: Convert to fraction form
    72,270.66/108,379.06 = 24,872.50/x
  3. Step 3: Cross multiply
    72,270.66x = 108,379.06 × 24,872.50
  4. Step 4: Simplify right side
    72,270.66x = 2,695,658,045.49
  5. Step 5: Solve for x
    x = 2,695,658,045.49/72,270.66
  6. Step 6: Final answer
    x = 37,299.48

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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.