Home / 79,500.30-119,176.34-26,872.98

Finding the Fourth Proportional to 79,500.30, 119,176.34 and 26,872.98

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Solution

The fourth proportional to 79,500.30, 119,176.34 and 26,872.98 is: 40,284.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,500.30 : 119,176.34 = 26,872.98 : x
  2. Step 2: Convert to fraction form
    79,500.30/119,176.34 = 26,872.98/x
  3. Step 3: Cross multiply
    79,500.30x = 119,176.34 × 26,872.98
  4. Step 4: Simplify right side
    79,500.30x = 3,202,623,266.93
  5. Step 5: Solve for x
    x = 3,202,623,266.93/79,500.30
  6. Step 6: Final answer
    x = 40,284.42

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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.