Home / 55,012.14-75,916.74-29,861.64

Finding the Fourth Proportional to 55,012.14, 75,916.74 and 29,861.64

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Solution

The fourth proportional to 55,012.14, 75,916.74 and 29,861.64 is: 41,209.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,012.14 : 75,916.74 = 29,861.64 : x
  2. Step 2: Convert to fraction form
    55,012.14/75,916.74 = 29,861.64/x
  3. Step 3: Cross multiply
    55,012.14x = 75,916.74 × 29,861.64
  4. Step 4: Simplify right side
    55,012.14x = 2,266,998,359.85
  5. Step 5: Solve for x
    x = 2,266,998,359.85/55,012.14
  6. Step 6: Final answer
    x = 41,209.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.