Home / 106,102.37-159,151.23-49,911.32

Finding the Fourth Proportional to 106,102.37, 159,151.23 and 49,911.32

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Solution

The fourth proportional to 106,102.37, 159,151.23 and 49,911.32 is: 74,865.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,102.37 : 159,151.23 = 49,911.32 : x
  2. Step 2: Convert to fraction form
    106,102.37/159,151.23 = 49,911.32/x
  3. Step 3: Cross multiply
    106,102.37x = 159,151.23 × 49,911.32
  4. Step 4: Simplify right side
    106,102.37x = 7,943,448,366.80
  5. Step 5: Solve for x
    x = 7,943,448,366.80/106,102.37
  6. Step 6: Final answer
    x = 74,865.89

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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.