Home / 252,496.37-348,446.19-139,319.12

Finding the Fourth Proportional to 252,496.37, 348,446.19 and 139,319.12

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Solution

The fourth proportional to 252,496.37, 348,446.19 and 139,319.12 is: 192,261.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,496.37 : 348,446.19 = 139,319.12 : x
  2. Step 2: Convert to fraction form
    252,496.37/348,446.19 = 139,319.12/x
  3. Step 3: Cross multiply
    252,496.37x = 348,446.19 × 139,319.12
  4. Step 4: Simplify right side
    252,496.37x = 48,545,214,815.92
  5. Step 5: Solve for x
    x = 48,545,214,815.92/252,496.37
  6. Step 6: Final answer
    x = 192,261.04

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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.