Home / 132,991.57-199,428.99-49,827.25

Finding the Fourth Proportional to 132,991.57, 199,428.99 and 49,827.25

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Solution

The fourth proportional to 132,991.57, 199,428.99 and 49,827.25 is: 74,719.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,991.57 : 199,428.99 = 49,827.25 : x
  2. Step 2: Convert to fraction form
    132,991.57/199,428.99 = 49,827.25/x
  3. Step 3: Cross multiply
    132,991.57x = 199,428.99 × 49,827.25
  4. Step 4: Simplify right side
    132,991.57x = 9,936,998,141.98
  5. Step 5: Solve for x
    x = 9,936,998,141.98/132,991.57
  6. Step 6: Final answer
    x = 74,719.01

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1.5x scale

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.