Home / 184,192.05-254,164.41-103,617.90

Finding the Fourth Proportional to 184,192.05, 254,164.41 and 103,617.90

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Solution

The fourth proportional to 184,192.05, 254,164.41 and 103,617.90 is: 142,981.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,192.05 : 254,164.41 = 103,617.90 : x
  2. Step 2: Convert to fraction form
    184,192.05/254,164.41 = 103,617.90/x
  3. Step 3: Cross multiply
    184,192.05x = 254,164.41 × 103,617.90
  4. Step 4: Simplify right side
    184,192.05x = 26,335,981,148.12
  5. Step 5: Solve for x
    x = 26,335,981,148.12/184,192.05
  6. Step 6: Final answer
    x = 142,981.10

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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.