Home / 236,372.87-354,562.38-78,601.32

Finding the Fourth Proportional to 236,372.87, 354,562.38 and 78,601.32

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Solution

The fourth proportional to 236,372.87, 354,562.38 and 78,601.32 is: 117,903.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,372.87 : 354,562.38 = 78,601.32 : x
  2. Step 2: Convert to fraction form
    236,372.87/354,562.38 = 78,601.32/x
  3. Step 3: Cross multiply
    236,372.87x = 354,562.38 × 78,601.32
  4. Step 4: Simplify right side
    236,372.87x = 27,869,071,090.34
  5. Step 5: Solve for x
    x = 27,869,071,090.34/236,372.87
  6. Step 6: Final answer
    x = 117,903.00

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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.