Home / 114,917.18-172,657.27-108,544.05

Finding the Fourth Proportional to 114,917.18, 172,657.27 and 108,544.05

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Solution

The fourth proportional to 114,917.18, 172,657.27 and 108,544.05 is: 163,081.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,917.18 : 172,657.27 = 108,544.05 : x
  2. Step 2: Convert to fraction form
    114,917.18/172,657.27 = 108,544.05/x
  3. Step 3: Cross multiply
    114,917.18x = 172,657.27 × 108,544.05
  4. Step 4: Simplify right side
    114,917.18x = 18,740,919,483.42
  5. Step 5: Solve for x
    x = 18,740,919,483.42/114,917.18
  6. Step 6: Final answer
    x = 163,081.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.