Home / 154,058.96-231,010.68-75,054.80

Finding the Fourth Proportional to 154,058.96, 231,010.68 and 75,054.80

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Solution

The fourth proportional to 154,058.96, 231,010.68 and 75,054.80 is: 112,544.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,058.96 : 231,010.68 = 75,054.80 : x
  2. Step 2: Convert to fraction form
    154,058.96/231,010.68 = 75,054.80/x
  3. Step 3: Cross multiply
    154,058.96x = 231,010.68 × 75,054.80
  4. Step 4: Simplify right side
    154,058.96x = 17,338,460,385.26
  5. Step 5: Solve for x
    x = 17,338,460,385.26/154,058.96
  6. Step 6: Final answer
    x = 112,544.32

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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.