Home / 131,542.57-197,316.29-42,795.73

Finding the Fourth Proportional to 131,542.57, 197,316.29 and 42,795.73

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Solution

The fourth proportional to 131,542.57, 197,316.29 and 42,795.73 is: 64,194.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,542.57 : 197,316.29 = 42,795.73 : x
  2. Step 2: Convert to fraction form
    131,542.57/197,316.29 = 42,795.73/x
  3. Step 3: Cross multiply
    131,542.57x = 197,316.29 × 42,795.73
  4. Step 4: Simplify right side
    131,542.57x = 8,444,294,671.44
  5. Step 5: Solve for x
    x = 8,444,294,671.44/131,542.57
  6. Step 6: Final answer
    x = 64,194.39

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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.