Home / 106,480.07-159,673.32-39,873.48

Finding the Fourth Proportional to 106,480.07, 159,673.32 and 39,873.48

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Solution

The fourth proportional to 106,480.07, 159,673.32 and 39,873.48 is: 59,792.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,480.07 : 159,673.32 = 39,873.48 : x
  2. Step 2: Convert to fraction form
    106,480.07/159,673.32 = 39,873.48/x
  3. Step 3: Cross multiply
    106,480.07x = 159,673.32 × 39,873.48
  4. Step 4: Simplify right side
    106,480.07x = 6,366,729,933.82
  5. Step 5: Solve for x
    x = 6,366,729,933.82/106,480.07
  6. Step 6: Final answer
    x = 59,792.69

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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.