Home / 144,764.16-217,104.60-49,969.71

Finding the Fourth Proportional to 144,764.16, 217,104.60 and 49,969.71

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Solution

The fourth proportional to 144,764.16, 217,104.60 and 49,969.71 is: 74,940.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,764.16 : 217,104.60 = 49,969.71 : x
  2. Step 2: Convert to fraction form
    144,764.16/217,104.60 = 49,969.71/x
  3. Step 3: Cross multiply
    144,764.16x = 217,104.60 × 49,969.71
  4. Step 4: Simplify right side
    144,764.16x = 10,848,653,901.67
  5. Step 5: Solve for x
    x = 10,848,653,901.67/144,764.16
  6. Step 6: Final answer
    x = 74,940.19

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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.