Home / 114,543.11-170,884.61-108,342.96

Finding the Fourth Proportional to 114,543.11, 170,884.61 and 108,342.96

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Solution

The fourth proportional to 114,543.11, 170,884.61 and 108,342.96 is: 161,634.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,543.11 : 170,884.61 = 108,342.96 : x
  2. Step 2: Convert to fraction form
    114,543.11/170,884.61 = 108,342.96/x
  3. Step 3: Cross multiply
    114,543.11x = 170,884.61 × 108,342.96
  4. Step 4: Simplify right side
    114,543.11x = 18,514,143,924.13
  5. Step 5: Solve for x
    x = 18,514,143,924.13/114,543.11
  6. Step 6: Final answer
    x = 161,634.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.