Home / 199,431.40-274,655.46-195,076.84

Finding the Fourth Proportional to 199,431.40, 274,655.46 and 195,076.84

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Solution

The fourth proportional to 199,431.40, 274,655.46 and 195,076.84 is: 268,658.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,431.40 : 274,655.46 = 195,076.84 : x
  2. Step 2: Convert to fraction form
    199,431.40/274,655.46 = 195,076.84/x
  3. Step 3: Cross multiply
    199,431.40x = 274,655.46 × 195,076.84
  4. Step 4: Simplify right side
    199,431.40x = 53,578,919,225.55
  5. Step 5: Solve for x
    x = 53,578,919,225.55/199,431.40
  6. Step 6: Final answer
    x = 268,658.39

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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.