Home / 161,677.65-242,620.26-108,429.75

Finding the Fourth Proportional to 161,677.65, 242,620.26 and 108,429.75

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Solution

The fourth proportional to 161,677.65, 242,620.26 and 108,429.75 is: 162,714.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,677.65 : 242,620.26 = 108,429.75 : x
  2. Step 2: Convert to fraction form
    161,677.65/242,620.26 = 108,429.75/x
  3. Step 3: Cross multiply
    161,677.65x = 242,620.26 × 108,429.75
  4. Step 4: Simplify right side
    161,677.65x = 26,307,255,453.17
  5. Step 5: Solve for x
    x = 26,307,255,453.17/161,677.65
  6. Step 6: Final answer
    x = 162,714.24

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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.