Home / 141,938.94-195,889.55-106,066.65

Finding the Fourth Proportional to 141,938.94, 195,889.55 and 106,066.65

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Solution

The fourth proportional to 141,938.94, 195,889.55 and 106,066.65 is: 146,382.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,938.94 : 195,889.55 = 106,066.65 : x
  2. Step 2: Convert to fraction form
    141,938.94/195,889.55 = 106,066.65/x
  3. Step 3: Cross multiply
    141,938.94x = 195,889.55 × 106,066.65
  4. Step 4: Simplify right side
    141,938.94x = 20,777,347,808.17
  5. Step 5: Solve for x
    x = 20,777,347,808.17/141,938.94
  6. Step 6: Final answer
    x = 146,382.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.