Home / 156,458.62-234,688.29-109,919.26

Finding the Fourth Proportional to 156,458.62, 234,688.29 and 109,919.26

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Solution

The fourth proportional to 156,458.62, 234,688.29 and 109,919.26 is: 164,879.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,458.62 : 234,688.29 = 109,919.26 : x
  2. Step 2: Convert to fraction form
    156,458.62/234,688.29 = 109,919.26/x
  3. Step 3: Cross multiply
    156,458.62x = 234,688.29 × 109,919.26
  4. Step 4: Simplify right side
    156,458.62x = 25,796,763,167.47
  5. Step 5: Solve for x
    x = 25,796,763,167.47/156,458.62
  6. Step 6: Final answer
    x = 164,879.14

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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.