Home / 174,322.43-261,623.77-90,107.29

Finding the Fourth Proportional to 174,322.43, 261,623.77 and 90,107.29

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Solution

The fourth proportional to 174,322.43, 261,623.77 and 90,107.29 is: 135,233.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,322.43 : 261,623.77 = 90,107.29 : x
  2. Step 2: Convert to fraction form
    174,322.43/261,623.77 = 90,107.29/x
  3. Step 3: Cross multiply
    174,322.43x = 261,623.77 × 90,107.29
  4. Step 4: Simplify right side
    174,322.43x = 23,574,208,051.26
  5. Step 5: Solve for x
    x = 23,574,208,051.26/174,322.43
  6. Step 6: Final answer
    x = 135,233.36

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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.