Home / 252,558.76-348,529.48-139,381.52

Finding the Fourth Proportional to 252,558.76, 348,529.48 and 139,381.52

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Solution

The fourth proportional to 252,558.76, 348,529.48 and 139,381.52 is: 192,345.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,558.76 : 348,529.48 = 139,381.52 : x
  2. Step 2: Convert to fraction form
    252,558.76/348,529.48 = 139,381.52/x
  3. Step 3: Cross multiply
    252,558.76x = 348,529.48 × 139,381.52
  4. Step 4: Simplify right side
    252,558.76x = 48,578,568,687.21
  5. Step 5: Solve for x
    x = 48,578,568,687.21/252,558.76
  6. Step 6: Final answer
    x = 192,345.61

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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.