Home / 67,266.50-100,885.98-25,138.80

Finding the Fourth Proportional to 67,266.50, 100,885.98 and 25,138.80

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Solution

The fourth proportional to 67,266.50, 100,885.98 and 25,138.80 is: 37,703.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,266.50 : 100,885.98 = 25,138.80 : x
  2. Step 2: Convert to fraction form
    67,266.50/100,885.98 = 25,138.80/x
  3. Step 3: Cross multiply
    67,266.50x = 100,885.98 × 25,138.80
  4. Step 4: Simplify right side
    67,266.50x = 2,536,152,474.02
  5. Step 5: Solve for x
    x = 2,536,152,474.02/67,266.50
  6. Step 6: Final answer
    x = 37,703.05

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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.