Home / 262,451.41-393,085.24-121,914.29

Finding the Fourth Proportional to 262,451.41, 393,085.24 and 121,914.29

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Solution

The fourth proportional to 262,451.41, 393,085.24 and 121,914.29 is: 182,596.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,451.41 : 393,085.24 = 121,914.29 : x
  2. Step 2: Convert to fraction form
    262,451.41/393,085.24 = 121,914.29/x
  3. Step 3: Cross multiply
    262,451.41x = 393,085.24 × 121,914.29
  4. Step 4: Simplify right side
    262,451.41x = 47,922,707,334.51
  5. Step 5: Solve for x
    x = 47,922,707,334.51/262,451.41
  6. Step 6: Final answer
    x = 182,596.49

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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.