Home / 199,192.86-274,886.16-108,548.79

Finding the Fourth Proportional to 199,192.86, 274,886.16 and 108,548.79

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Solution

The fourth proportional to 199,192.86, 274,886.16 and 108,548.79 is: 149,797.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,192.86 : 274,886.16 = 108,548.79 : x
  2. Step 2: Convert to fraction form
    199,192.86/274,886.16 = 108,548.79/x
  3. Step 3: Cross multiply
    199,192.86x = 274,886.16 × 108,548.79
  4. Step 4: Simplify right side
    199,192.86x = 29,838,560,055.75
  5. Step 5: Solve for x
    x = 29,838,560,055.75/199,192.86
  6. Step 6: Final answer
    x = 149,797.34

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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.