Home / 65,223.40-97,841.12-20,245.04

Finding the Fourth Proportional to 65,223.40, 97,841.12 and 20,245.04

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Solution

The fourth proportional to 65,223.40, 97,841.12 and 20,245.04 is: 30,369.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,223.40 : 97,841.12 = 20,245.04 : x
  2. Step 2: Convert to fraction form
    65,223.40/97,841.12 = 20,245.04/x
  3. Step 3: Cross multiply
    65,223.40x = 97,841.12 × 20,245.04
  4. Step 4: Simplify right side
    65,223.40x = 1,980,797,388.04
  5. Step 5: Solve for x
    x = 1,980,797,388.04/65,223.40
  6. Step 6: Final answer
    x = 30,369.43

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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.