Home / 197,117.40-295,676.10-113,136.60

Finding the Fourth Proportional to 197,117.40, 295,676.10 and 113,136.60

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Solution

The fourth proportional to 197,117.40, 295,676.10 and 113,136.60 is: 169,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,117.40 : 295,676.10 = 113,136.60 : x
  2. Step 2: Convert to fraction form
    197,117.40/295,676.10 = 113,136.60/x
  3. Step 3: Cross multiply
    197,117.40x = 295,676.10 × 113,136.60
  4. Step 4: Simplify right side
    197,117.40x = 33,451,788,655.26
  5. Step 5: Solve for x
    x = 33,451,788,655.26/197,117.40
  6. Step 6: Final answer
    x = 169,704.90

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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.