Home / 131,440.20-197,229.15-60,384.30

Finding the Fourth Proportional to 131,440.20, 197,229.15 and 60,384.30

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Solution

The fourth proportional to 131,440.20, 197,229.15 and 60,384.30 is: 90,608.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,440.20 : 197,229.15 = 60,384.30 : x
  2. Step 2: Convert to fraction form
    131,440.20/197,229.15 = 60,384.30/x
  3. Step 3: Cross multiply
    131,440.20x = 197,229.15 × 60,384.30
  4. Step 4: Simplify right side
    131,440.20x = 11,909,544,162.35
  5. Step 5: Solve for x
    x = 11,909,544,162.35/131,440.20
  6. Step 6: Final answer
    x = 90,608.08

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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.