Home / 202,238.27-279,088.49-111,594.17

Finding the Fourth Proportional to 202,238.27, 279,088.49 and 111,594.17

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Solution

The fourth proportional to 202,238.27, 279,088.49 and 111,594.17 is: 153,999.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,238.27 : 279,088.49 = 111,594.17 : x
  2. Step 2: Convert to fraction form
    202,238.27/279,088.49 = 111,594.17/x
  3. Step 3: Cross multiply
    202,238.27x = 279,088.49 × 111,594.17
  4. Step 4: Simplify right side
    202,238.27x = 31,144,648,398.10
  5. Step 5: Solve for x
    x = 31,144,648,398.10/202,238.27
  6. Step 6: Final answer
    x = 153,999.78

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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.