Home / 248,660.63-343,151.66-135,483.38

Finding the Fourth Proportional to 248,660.63, 343,151.66 and 135,483.38

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Solution

The fourth proportional to 248,660.63, 343,151.66 and 135,483.38 is: 186,967.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,660.63 : 343,151.66 = 135,483.38 : x
  2. Step 2: Convert to fraction form
    248,660.63/343,151.66 = 135,483.38/x
  3. Step 3: Cross multiply
    248,660.63x = 343,151.66 × 135,483.38
  4. Step 4: Simplify right side
    248,660.63x = 46,491,345,372.36
  5. Step 5: Solve for x
    x = 46,491,345,372.36/248,660.63
  6. Step 6: Final answer
    x = 186,967.06

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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.