Home / 197,827.79-273,000.17-107,178.34

Finding the Fourth Proportional to 197,827.79, 273,000.17 and 107,178.34

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Solution

The fourth proportional to 197,827.79, 273,000.17 and 107,178.34 is: 147,904.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,827.79 : 273,000.17 = 107,178.34 : x
  2. Step 2: Convert to fraction form
    197,827.79/273,000.17 = 107,178.34/x
  3. Step 3: Cross multiply
    197,827.79x = 273,000.17 × 107,178.34
  4. Step 4: Simplify right side
    197,827.79x = 29,259,705,137.64
  5. Step 5: Solve for x
    x = 29,259,705,137.64/197,827.79
  6. Step 6: Final answer
    x = 147,904.93

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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.