Home / 218,966.94-327,810.69-197,955.54

Finding the Fourth Proportional to 218,966.94, 327,810.69 and 197,955.54

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Solution

The fourth proportional to 218,966.94, 327,810.69 and 197,955.54 is: 296,354.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,966.94 : 327,810.69 = 197,955.54 : x
  2. Step 2: Convert to fraction form
    218,966.94/327,810.69 = 197,955.54/x
  3. Step 3: Cross multiply
    218,966.94x = 327,810.69 × 197,955.54
  4. Step 4: Simplify right side
    218,966.94x = 64,891,942,156.72
  5. Step 5: Solve for x
    x = 64,891,942,156.72/218,966.94
  6. Step 6: Final answer
    x = 296,354.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.