Home / 252,502.20-348,452.64-139,324.86

Finding the Fourth Proportional to 252,502.20, 348,452.64 and 139,324.86

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Solution

The fourth proportional to 252,502.20, 348,452.64 and 139,324.86 is: 192,268.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,502.20 : 348,452.64 = 139,324.86 : x
  2. Step 2: Convert to fraction form
    252,502.20/348,452.64 = 139,324.86/x
  3. Step 3: Cross multiply
    252,502.20x = 348,452.64 × 139,324.86
  4. Step 4: Simplify right side
    252,502.20x = 48,548,115,284.63
  5. Step 5: Solve for x
    x = 48,548,115,284.63/252,502.20
  6. Step 6: Final answer
    x = 192,268.09

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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.