Home / 142,794.04-197,052.42-82,364.80

Finding the Fourth Proportional to 142,794.04, 197,052.42 and 82,364.80

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Solution

The fourth proportional to 142,794.04, 197,052.42 and 82,364.80 is: 113,661.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,794.04 : 197,052.42 = 82,364.80 : x
  2. Step 2: Convert to fraction form
    142,794.04/197,052.42 = 82,364.80/x
  3. Step 3: Cross multiply
    142,794.04x = 197,052.42 × 82,364.80
  4. Step 4: Simplify right side
    142,794.04x = 16,230,183,162.82
  5. Step 5: Solve for x
    x = 16,230,183,162.82/142,794.04
  6. Step 6: Final answer
    x = 113,661.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.