Home / 193,746.48-290,160.44-123,412.56

Finding the Fourth Proportional to 193,746.48, 290,160.44 and 123,412.56

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Solution

The fourth proportional to 193,746.48, 290,160.44 and 123,412.56 is: 184,826.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,746.48 : 290,160.44 = 123,412.56 : x
  2. Step 2: Convert to fraction form
    193,746.48/290,160.44 = 123,412.56/x
  3. Step 3: Cross multiply
    193,746.48x = 290,160.44 × 123,412.56
  4. Step 4: Simplify right side
    193,746.48x = 35,809,442,711.13
  5. Step 5: Solve for x
    x = 35,809,442,711.13/193,746.48
  6. Step 6: Final answer
    x = 184,826.29

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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.