Home / 199,271.40-274,434.66-194,916.84

Finding the Fourth Proportional to 199,271.40, 274,434.66 and 194,916.84

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Solution

The fourth proportional to 199,271.40, 274,434.66 and 194,916.84 is: 268,437.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,271.40 : 274,434.66 = 194,916.84 : x
  2. Step 2: Convert to fraction form
    199,271.40/274,434.66 = 194,916.84/x
  3. Step 3: Cross multiply
    199,271.40x = 274,434.66 × 194,916.84
  4. Step 4: Simplify right side
    199,271.40x = 53,491,936,713.67
  5. Step 5: Solve for x
    x = 53,491,936,713.67/199,271.40
  6. Step 6: Final answer
    x = 268,437.60

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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.