Home / 106,493.68-159,680.58-35,378.25

Finding the Fourth Proportional to 106,493.68, 159,680.58 and 35,378.25

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Solution

The fourth proportional to 106,493.68, 159,680.58 and 35,378.25 is: 53,047.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,493.68 : 159,680.58 = 35,378.25 : x
  2. Step 2: Convert to fraction form
    106,493.68/159,680.58 = 35,378.25/x
  3. Step 3: Cross multiply
    106,493.68x = 159,680.58 × 35,378.25
  4. Step 4: Simplify right side
    106,493.68x = 5,649,219,479.39
  5. Step 5: Solve for x
    x = 5,649,219,479.39/106,493.68
  6. Step 6: Final answer
    x = 53,047.46

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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.