Home / 234,520.16-351,829.52-76,736.32

Finding the Fourth Proportional to 234,520.16, 351,829.52 and 76,736.32

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Solution

The fourth proportional to 234,520.16, 351,829.52 and 76,736.32 is: 115,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,520.16 : 351,829.52 = 76,736.32 : x
  2. Step 2: Convert to fraction form
    234,520.16/351,829.52 = 76,736.32/x
  3. Step 3: Cross multiply
    234,520.16x = 351,829.52 × 76,736.32
  4. Step 4: Simplify right side
    234,520.16x = 26,998,102,632.17
  5. Step 5: Solve for x
    x = 26,998,102,632.17/234,520.16
  6. Step 6: Final answer
    x = 115,120.60

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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.