Home / 69,857.63-104,786.48-23,110.51

Finding the Fourth Proportional to 69,857.63, 104,786.48 and 23,110.51

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Solution

The fourth proportional to 69,857.63, 104,786.48 and 23,110.51 is: 34,665.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,857.63 : 104,786.48 = 23,110.51 : x
  2. Step 2: Convert to fraction form
    69,857.63/104,786.48 = 23,110.51/x
  3. Step 3: Cross multiply
    69,857.63x = 104,786.48 × 23,110.51
  4. Step 4: Simplify right side
    69,857.63x = 2,421,668,789.71
  5. Step 5: Solve for x
    x = 2,421,668,789.71/69,857.63
  6. Step 6: Final answer
    x = 34,665.77

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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.