Home / 193,193.67-266,620.89-107,180.17

Finding the Fourth Proportional to 193,193.67, 266,620.89 and 107,180.17

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Solution

The fourth proportional to 193,193.67, 266,620.89 and 107,180.17 is: 147,916.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,193.67 : 266,620.89 = 107,180.17 : x
  2. Step 2: Convert to fraction form
    193,193.67/266,620.89 = 107,180.17/x
  3. Step 3: Cross multiply
    193,193.67x = 266,620.89 × 107,180.17
  4. Step 4: Simplify right side
    193,193.67x = 28,576,472,315.75
  5. Step 5: Solve for x
    x = 28,576,472,315.75/193,193.67
  6. Step 6: Final answer
    x = 147,916.19

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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.