Home / 202,348.10-279,240.79-111,704.19

Finding the Fourth Proportional to 202,348.10, 279,240.79 and 111,704.19

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Solution

The fourth proportional to 202,348.10, 279,240.79 and 111,704.19 is: 154,152.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,348.10 : 279,240.79 = 111,704.19 : x
  2. Step 2: Convert to fraction form
    202,348.10/279,240.79 = 111,704.19/x
  3. Step 3: Cross multiply
    202,348.10x = 279,240.79 × 111,704.19
  4. Step 4: Simplify right side
    202,348.10x = 31,192,366,244.47
  5. Step 5: Solve for x
    x = 31,192,366,244.47/202,348.10
  6. Step 6: Final answer
    x = 154,152.01

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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.