Home / 131,466.80-197,200.20-96,215.60

Finding the Fourth Proportional to 131,466.80, 197,200.20 and 96,215.60

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Solution

The fourth proportional to 131,466.80, 197,200.20 and 96,215.60 is: 144,323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,466.80 : 197,200.20 = 96,215.60 : x
  2. Step 2: Convert to fraction form
    131,466.80/197,200.20 = 96,215.60/x
  3. Step 3: Cross multiply
    131,466.80x = 197,200.20 × 96,215.60
  4. Step 4: Simplify right side
    131,466.80x = 18,973,735,563.12
  5. Step 5: Solve for x
    x = 18,973,735,563.12/131,466.80
  6. Step 6: Final answer
    x = 144,323.40

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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.