Home / 55,535.70-83,310.48-18,099.54

Finding the Fourth Proportional to 55,535.70, 83,310.48 and 18,099.54

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Solution

The fourth proportional to 55,535.70, 83,310.48 and 18,099.54 is: 27,151.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,535.70 : 83,310.48 = 18,099.54 : x
  2. Step 2: Convert to fraction form
    55,535.70/83,310.48 = 18,099.54/x
  3. Step 3: Cross multiply
    55,535.70x = 83,310.48 × 18,099.54
  4. Step 4: Simplify right side
    55,535.70x = 1,507,881,365.18
  5. Step 5: Solve for x
    x = 1,507,881,365.18/55,535.70
  6. Step 6: Final answer
    x = 27,151.57

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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.