Home / 106,276.62-159,513.36-53,723.01

Finding the Fourth Proportional to 106,276.62, 159,513.36 and 53,723.01

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Solution

The fourth proportional to 106,276.62, 159,513.36 and 53,723.01 is: 80,634.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,276.62 : 159,513.36 = 53,723.01 : x
  2. Step 2: Convert to fraction form
    106,276.62/159,513.36 = 53,723.01/x
  3. Step 3: Cross multiply
    106,276.62x = 159,513.36 × 53,723.01
  4. Step 4: Simplify right side
    106,276.62x = 8,569,537,834.41
  5. Step 5: Solve for x
    x = 8,569,537,834.41/106,276.62
  6. Step 6: Final answer
    x = 80,634.27

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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.