Home / 246,725.48-340,478.30-139,300.04

Finding the Fourth Proportional to 246,725.48, 340,478.30 and 139,300.04

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Solution

The fourth proportional to 246,725.48, 340,478.30 and 139,300.04 is: 192,232.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,725.48 : 340,478.30 = 139,300.04 : x
  2. Step 2: Convert to fraction form
    246,725.48/340,478.30 = 139,300.04/x
  3. Step 3: Cross multiply
    246,725.48x = 340,478.30 × 139,300.04
  4. Step 4: Simplify right side
    246,725.48x = 47,428,640,809.13
  5. Step 5: Solve for x
    x = 47,428,640,809.13/246,725.48
  6. Step 6: Final answer
    x = 192,232.44

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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.