Home / 197,474.42-272,513.57-106,830.11

Finding the Fourth Proportional to 197,474.42, 272,513.57 and 106,830.11

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Solution

The fourth proportional to 197,474.42, 272,513.57 and 106,830.11 is: 147,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,474.42 : 272,513.57 = 106,830.11 : x
  2. Step 2: Convert to fraction form
    197,474.42/272,513.57 = 106,830.11/x
  3. Step 3: Cross multiply
    197,474.42x = 272,513.57 × 106,830.11
  4. Step 4: Simplify right side
    197,474.42x = 29,112,654,806.73
  5. Step 5: Solve for x
    x = 29,112,654,806.73/197,474.42
  6. Step 6: Final answer
    x = 147,424.94

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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.