Home / 131,697.77-197,601.35-84,366.23

Finding the Fourth Proportional to 131,697.77, 197,601.35 and 84,366.23

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Solution

The fourth proportional to 131,697.77, 197,601.35 and 84,366.23 is: 126,584.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,697.77 : 197,601.35 = 84,366.23 : x
  2. Step 2: Convert to fraction form
    131,697.77/197,601.35 = 84,366.23/x
  3. Step 3: Cross multiply
    131,697.77x = 197,601.35 × 84,366.23
  4. Step 4: Simplify right side
    131,697.77x = 16,670,879,532.57
  5. Step 5: Solve for x
    x = 16,670,879,532.57/131,697.77
  6. Step 6: Final answer
    x = 126,584.38

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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.