Home / 86,834.43-119,832.62-51,025.14

Finding the Fourth Proportional to 86,834.43, 119,832.62 and 51,025.14

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Solution

The fourth proportional to 86,834.43, 119,832.62 and 51,025.14 is: 70,415.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,834.43 : 119,832.62 = 51,025.14 : x
  2. Step 2: Convert to fraction form
    86,834.43/119,832.62 = 51,025.14/x
  3. Step 3: Cross multiply
    86,834.43x = 119,832.62 × 51,025.14
  4. Step 4: Simplify right side
    86,834.43x = 6,114,475,956.94
  5. Step 5: Solve for x
    x = 6,114,475,956.94/86,834.43
  6. Step 6: Final answer
    x = 70,415.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.