Home / 198,217.35-273,541.95-107,574.12

Finding the Fourth Proportional to 198,217.35, 273,541.95 and 107,574.12

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Solution

The fourth proportional to 198,217.35, 273,541.95 and 107,574.12 is: 148,453.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,217.35 : 273,541.95 = 107,574.12 : x
  2. Step 2: Convert to fraction form
    198,217.35/273,541.95 = 107,574.12/x
  3. Step 3: Cross multiply
    198,217.35x = 273,541.95 × 107,574.12
  4. Step 4: Simplify right side
    198,217.35x = 29,426,034,554.33
  5. Step 5: Solve for x
    x = 29,426,034,554.33/198,217.35
  6. Step 6: Final answer
    x = 148,453.37

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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.