Home / 106,494.18-159,681.33-35,378.75

Finding the Fourth Proportional to 106,494.18, 159,681.33 and 35,378.75

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Solution

The fourth proportional to 106,494.18, 159,681.33 and 35,378.75 is: 53,048.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,494.18 : 159,681.33 = 35,378.75 : x
  2. Step 2: Convert to fraction form
    106,494.18/159,681.33 = 35,378.75/x
  3. Step 3: Cross multiply
    106,494.18x = 159,681.33 × 35,378.75
  4. Step 4: Simplify right side
    106,494.18x = 5,649,325,055.33
  5. Step 5: Solve for x
    x = 5,649,325,055.33/106,494.18
  6. Step 6: Final answer
    x = 53,048.20

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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.