Home / 193,051.52-266,410.91-108,169.19

Finding the Fourth Proportional to 193,051.52, 266,410.91 and 108,169.19

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Solution

The fourth proportional to 193,051.52, 266,410.91 and 108,169.19 is: 149,273.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,051.52 : 266,410.91 = 108,169.19 : x
  2. Step 2: Convert to fraction form
    193,051.52/266,410.91 = 108,169.19/x
  3. Step 3: Cross multiply
    193,051.52x = 266,410.91 × 108,169.19
  4. Step 4: Simplify right side
    193,051.52x = 28,817,452,341.86
  5. Step 5: Solve for x
    x = 28,817,452,341.86/193,051.52
  6. Step 6: Final answer
    x = 149,273.38

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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.