Home / 55,906.98-83,899.35-36,136.50

Finding the Fourth Proportional to 55,906.98, 83,899.35 and 36,136.50

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Solution

The fourth proportional to 55,906.98, 83,899.35 and 36,136.50 is: 54,229.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,906.98 : 83,899.35 = 36,136.50 : x
  2. Step 2: Convert to fraction form
    55,906.98/83,899.35 = 36,136.50/x
  3. Step 3: Cross multiply
    55,906.98x = 83,899.35 × 36,136.50
  4. Step 4: Simplify right side
    55,906.98x = 3,031,828,861.28
  5. Step 5: Solve for x
    x = 3,031,828,861.28/55,906.98
  6. Step 6: Final answer
    x = 54,229.88

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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.