Home / 156,273.88-234,564.83-111,345.14

Finding the Fourth Proportional to 156,273.88, 234,564.83 and 111,345.14

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Solution

The fourth proportional to 156,273.88, 234,564.83 and 111,345.14 is: 167,127.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,273.88 : 234,564.83 = 111,345.14 : x
  2. Step 2: Convert to fraction form
    156,273.88/234,564.83 = 111,345.14/x
  3. Step 3: Cross multiply
    156,273.88x = 234,564.83 × 111,345.14
  4. Step 4: Simplify right side
    156,273.88x = 26,117,653,835.43
  5. Step 5: Solve for x
    x = 26,117,653,835.43/156,273.88
  6. Step 6: Final answer
    x = 167,127.44

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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.