Home / 197,574.80-272,650.86-106,928.61

Finding the Fourth Proportional to 197,574.80, 272,650.86 and 106,928.61

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Solution

The fourth proportional to 197,574.80, 272,650.86 and 106,928.61 is: 147,560.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,574.80 : 272,650.86 = 106,928.61 : x
  2. Step 2: Convert to fraction form
    197,574.80/272,650.86 = 106,928.61/x
  3. Step 3: Cross multiply
    197,574.80x = 272,650.86 × 106,928.61
  4. Step 4: Simplify right side
    197,574.80x = 29,154,176,452.66
  5. Step 5: Solve for x
    x = 29,154,176,452.66/197,574.80
  6. Step 6: Final answer
    x = 147,560.20

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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.