Home / 331,467.96-496,869-106,663.16

Finding the Fourth Proportional to 331,467.96, 496,869 and 106,663.16

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Solution

The fourth proportional to 331,467.96, 496,869 and 106,663.16 is: 159,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,467.96 : 496,869 = 106,663.16 : x
  2. Step 2: Convert to fraction form
    331,467.96/496,869 = 106,663.16/x
  3. Step 3: Cross multiply
    331,467.96x = 496,869 × 106,663.16
  4. Step 4: Simplify right side
    331,467.96x = 52,997,617,646.04
  5. Step 5: Solve for x
    x = 52,997,617,646.04/331,467.96
  6. Step 6: Final answer
    x = 159,887.60

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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.