Home / 172,933.37-257,680.91-154,068.44

Finding the Fourth Proportional to 172,933.37, 257,680.91 and 154,068.44

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Solution

The fourth proportional to 172,933.37, 257,680.91 and 154,068.44 is: 229,571.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,933.37 : 257,680.91 = 154,068.44 : x
  2. Step 2: Convert to fraction form
    172,933.37/257,680.91 = 154,068.44/x
  3. Step 3: Cross multiply
    172,933.37x = 257,680.91 × 154,068.44
  4. Step 4: Simplify right side
    172,933.37x = 39,700,493,762.73
  5. Step 5: Solve for x
    x = 39,700,493,762.73/172,933.37
  6. Step 6: Final answer
    x = 229,571.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.