Home / 55,011.96-75,916.44-29,861.46

Finding the Fourth Proportional to 55,011.96, 75,916.44 and 29,861.46

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Solution

The fourth proportional to 55,011.96, 75,916.44 and 29,861.46 is: 41,208.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,011.96 : 75,916.44 = 29,861.46 : x
  2. Step 2: Convert to fraction form
    55,011.96/75,916.44 = 29,861.46/x
  3. Step 3: Cross multiply
    55,011.96x = 75,916.44 × 29,861.46
  4. Step 4: Simplify right side
    55,011.96x = 2,266,975,736.40
  5. Step 5: Solve for x
    x = 2,266,975,736.40/55,011.96
  6. Step 6: Final answer
    x = 41,208.78

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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.