Home / 202,314.53-279,194.07-111,670.52

Finding the Fourth Proportional to 202,314.53, 279,194.07 and 111,670.52

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Solution

The fourth proportional to 202,314.53, 279,194.07 and 111,670.52 is: 154,105.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,314.53 : 279,194.07 = 111,670.52 : x
  2. Step 2: Convert to fraction form
    202,314.53/279,194.07 = 111,670.52/x
  3. Step 3: Cross multiply
    202,314.53x = 279,194.07 × 111,670.52
  4. Step 4: Simplify right side
    202,314.53x = 31,177,746,884.00
  5. Step 5: Solve for x
    x = 31,177,746,884.00/202,314.53
  6. Step 6: Final answer
    x = 154,105.33

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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.