Home / 198,206.40-273,525.56-107,562.34

Finding the Fourth Proportional to 198,206.40, 273,525.56 and 107,562.34

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Solution

The fourth proportional to 198,206.40, 273,525.56 and 107,562.34 is: 148,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,206.40 : 273,525.56 = 107,562.34 : x
  2. Step 2: Convert to fraction form
    198,206.40/273,525.56 = 107,562.34/x
  3. Step 3: Cross multiply
    198,206.40x = 273,525.56 × 107,562.34
  4. Step 4: Simplify right side
    198,206.40x = 29,421,049,283.41
  5. Step 5: Solve for x
    x = 29,421,049,283.41/198,206.40
  6. Step 6: Final answer
    x = 148,436.42

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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.