Home / 202,330.96-279,232.19-111,704.38

Finding the Fourth Proportional to 202,330.96, 279,232.19 and 111,704.38

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Solution

The fourth proportional to 202,330.96, 279,232.19 and 111,704.38 is: 154,160.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,330.96 : 279,232.19 = 111,704.38 : x
  2. Step 2: Convert to fraction form
    202,330.96/279,232.19 = 111,704.38/x
  3. Step 3: Cross multiply
    202,330.96x = 279,232.19 × 111,704.38
  4. Step 4: Simplify right side
    202,330.96x = 31,191,458,101.47
  5. Step 5: Solve for x
    x = 31,191,458,101.47/202,330.96
  6. Step 6: Final answer
    x = 154,160.58

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1.5x scale

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.