Home / 248,621.81-343,008.11-162,629.82

Finding the Fourth Proportional to 248,621.81, 343,008.11 and 162,629.82

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Solution

The fourth proportional to 248,621.81, 343,008.11 and 162,629.82 is: 224,370.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,621.81 : 343,008.11 = 162,629.82 : x
  2. Step 2: Convert to fraction form
    248,621.81/343,008.11 = 162,629.82/x
  3. Step 3: Cross multiply
    248,621.81x = 343,008.11 × 162,629.82
  4. Step 4: Simplify right side
    248,621.81x = 55,783,347,594.41
  5. Step 5: Solve for x
    x = 55,783,347,594.41/248,621.81
  6. Step 6: Final answer
    x = 224,370.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.