Home / 199,266.56-274,974.10-112,064.69

Finding the Fourth Proportional to 199,266.56, 274,974.10 and 112,064.69

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Solution

The fourth proportional to 199,266.56, 274,974.10 and 112,064.69 is: 154,641.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,266.56 : 274,974.10 = 112,064.69 : x
  2. Step 2: Convert to fraction form
    199,266.56/274,974.10 = 112,064.69/x
  3. Step 3: Cross multiply
    199,266.56x = 274,974.10 × 112,064.69
  4. Step 4: Simplify right side
    199,266.56x = 30,814,887,274.53
  5. Step 5: Solve for x
    x = 30,814,887,274.53/199,266.56
  6. Step 6: Final answer
    x = 154,641.54

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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.