Home / 197,686.70-272,802.62-110,472.54

Finding the Fourth Proportional to 197,686.70, 272,802.62 and 110,472.54

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Solution

The fourth proportional to 197,686.70, 272,802.62 and 110,472.54 is: 152,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,686.70 : 272,802.62 = 110,472.54 : x
  2. Step 2: Convert to fraction form
    197,686.70/272,802.62 = 110,472.54/x
  3. Step 3: Cross multiply
    197,686.70x = 272,802.62 × 110,472.54
  4. Step 4: Simplify right side
    197,686.70x = 30,137,198,350.05
  5. Step 5: Solve for x
    x = 30,137,198,350.05/197,686.70
  6. Step 6: Final answer
    x = 152,449.30

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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.