Home / 169,736.23-254,216.49-81,051.85

Finding the Fourth Proportional to 169,736.23, 254,216.49 and 81,051.85

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Solution

The fourth proportional to 169,736.23, 254,216.49 and 81,051.85 is: 121,392.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,736.23 : 254,216.49 = 81,051.85 : x
  2. Step 2: Convert to fraction form
    169,736.23/254,216.49 = 81,051.85/x
  3. Step 3: Cross multiply
    169,736.23x = 254,216.49 × 81,051.85
  4. Step 4: Simplify right side
    169,736.23x = 20,604,716,815.01
  5. Step 5: Solve for x
    x = 20,604,716,815.01/169,736.23
  6. Step 6: Final answer
    x = 121,392.57

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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.