Home / 635,579.57-953,370.92-155,809.49

Finding the Fourth Proportional to 635,579.57, 953,370.92 and 155,809.49

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Solution

The fourth proportional to 635,579.57, 953,370.92 and 155,809.49 is: 233,714.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,579.57 : 953,370.92 = 155,809.49 : x
  2. Step 2: Convert to fraction form
    635,579.57/953,370.92 = 155,809.49/x
  3. Step 3: Cross multiply
    635,579.57x = 953,370.92 × 155,809.49
  4. Step 4: Simplify right side
    635,579.57x = 148,544,232,448.70
  5. Step 5: Solve for x
    x = 148,544,232,448.70/635,579.57
  6. Step 6: Final answer
    x = 233,714.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.