Home / 147,773.25-203,928.38-84,115.14

Finding the Fourth Proportional to 147,773.25, 203,928.38 and 84,115.14

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Solution

The fourth proportional to 147,773.25, 203,928.38 and 84,115.14 is: 116,079.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,773.25 : 203,928.38 = 84,115.14 : x
  2. Step 2: Convert to fraction form
    147,773.25/203,928.38 = 84,115.14/x
  3. Step 3: Cross multiply
    147,773.25x = 203,928.38 × 84,115.14
  4. Step 4: Simplify right side
    147,773.25x = 17,153,463,813.10
  5. Step 5: Solve for x
    x = 17,153,463,813.10/147,773.25
  6. Step 6: Final answer
    x = 116,079.63

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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.