Home / 143,429.08-197,794.74-94,954.24

Finding the Fourth Proportional to 143,429.08, 197,794.74 and 94,954.24

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Solution

The fourth proportional to 143,429.08, 197,794.74 and 94,954.24 is: 130,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,429.08 : 197,794.74 = 94,954.24 : x
  2. Step 2: Convert to fraction form
    143,429.08/197,794.74 = 94,954.24/x
  3. Step 3: Cross multiply
    143,429.08x = 197,794.74 × 94,954.24
  4. Step 4: Simplify right side
    143,429.08x = 18,781,449,212.70
  5. Step 5: Solve for x
    x = 18,781,449,212.70/143,429.08
  6. Step 6: Final answer
    x = 130,945.89

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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.