Home / 131,119.56-196,701.21-42,362.60

Finding the Fourth Proportional to 131,119.56, 196,701.21 and 42,362.60

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Solution

The fourth proportional to 131,119.56, 196,701.21 and 42,362.60 is: 63,550.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,119.56 : 196,701.21 = 42,362.60 : x
  2. Step 2: Convert to fraction form
    131,119.56/196,701.21 = 42,362.60/x
  3. Step 3: Cross multiply
    131,119.56x = 196,701.21 × 42,362.60
  4. Step 4: Simplify right side
    131,119.56x = 8,332,773,695.24
  5. Step 5: Solve for x
    x = 8,332,773,695.24/131,119.56
  6. Step 6: Final answer
    x = 63,550.96

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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.