Home / 197,222.40-295,639.20-97,300.80

Finding the Fourth Proportional to 197,222.40, 295,639.20 and 97,300.80

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Solution

The fourth proportional to 197,222.40, 295,639.20 and 97,300.80 is: 145,855.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,222.40 : 295,639.20 = 97,300.80 : x
  2. Step 2: Convert to fraction form
    197,222.40/295,639.20 = 97,300.80/x
  3. Step 3: Cross multiply
    197,222.40x = 295,639.20 × 97,300.80
  4. Step 4: Simplify right side
    197,222.40x = 28,765,930,671.36
  5. Step 5: Solve for x
    x = 28,765,930,671.36/197,222.40
  6. Step 6: Final answer
    x = 145,855.29

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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.