Home / 132,321.60-197,996.40-97,329.60

Finding the Fourth Proportional to 132,321.60, 197,996.40 and 97,329.60

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Solution

The fourth proportional to 132,321.60, 197,996.40 and 97,329.60 is: 145,636.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,321.60 : 197,996.40 = 97,329.60 : x
  2. Step 2: Convert to fraction form
    132,321.60/197,996.40 = 97,329.60/x
  3. Step 3: Cross multiply
    132,321.60x = 197,996.40 × 97,329.60
  4. Step 4: Simplify right side
    132,321.60x = 19,270,910,413.44
  5. Step 5: Solve for x
    x = 19,270,910,413.44/132,321.60
  6. Step 6: Final answer
    x = 145,636.92

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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.