Home / 106,331.68-159,522.21-36,211.60

Finding the Fourth Proportional to 106,331.68, 159,522.21 and 36,211.60

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Solution

The fourth proportional to 106,331.68, 159,522.21 and 36,211.60 is: 54,325.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,331.68 : 159,522.21 = 36,211.60 : x
  2. Step 2: Convert to fraction form
    106,331.68/159,522.21 = 36,211.60/x
  3. Step 3: Cross multiply
    106,331.68x = 159,522.21 × 36,211.60
  4. Step 4: Simplify right side
    106,331.68x = 5,776,554,459.64
  5. Step 5: Solve for x
    x = 5,776,554,459.64/106,331.68
  6. Step 6: Final answer
    x = 54,325.81

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1.5x scale

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.