Home / 197,000.79-295,471.69-70,621.95

Finding the Fourth Proportional to 197,000.79, 295,471.69 and 70,621.95

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Solution

The fourth proportional to 197,000.79, 295,471.69 and 70,621.95 is: 105,922.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,000.79 : 295,471.69 = 70,621.95 : x
  2. Step 2: Convert to fraction form
    197,000.79/295,471.69 = 70,621.95/x
  3. Step 3: Cross multiply
    197,000.79x = 295,471.69 × 70,621.95
  4. Step 4: Simplify right side
    197,000.79x = 20,866,786,917.60
  5. Step 5: Solve for x
    x = 20,866,786,917.60/197,000.79
  6. Step 6: Final answer
    x = 105,922.35

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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.