Home / 246,626.47-340,345.70-139,201.03

Finding the Fourth Proportional to 246,626.47, 340,345.70 and 139,201.03

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Solution

The fourth proportional to 246,626.47, 340,345.70 and 139,201.03 is: 192,098.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,626.47 : 340,345.70 = 139,201.03 : x
  2. Step 2: Convert to fraction form
    246,626.47/340,345.70 = 139,201.03/x
  3. Step 3: Cross multiply
    246,626.47x = 340,345.70 × 139,201.03
  4. Step 4: Simplify right side
    246,626.47x = 47,376,471,996.07
  5. Step 5: Solve for x
    x = 47,376,471,996.07/246,626.47
  6. Step 6: Final answer
    x = 192,098.08

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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.