Home / 201,850.60-302,630.10-113,131.30

Finding the Fourth Proportional to 201,850.60, 302,630.10 and 113,131.30

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Solution

The fourth proportional to 201,850.60, 302,630.10 and 113,131.30 is: 169,615.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,850.60 : 302,630.10 = 113,131.30 : x
  2. Step 2: Convert to fraction form
    201,850.60/302,630.10 = 113,131.30/x
  3. Step 3: Cross multiply
    201,850.60x = 302,630.10 × 113,131.30
  4. Step 4: Simplify right side
    201,850.60x = 34,236,936,632.13
  5. Step 5: Solve for x
    x = 34,236,936,632.13/201,850.60
  6. Step 6: Final answer
    x = 169,615.23

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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.