Home / 197,739.51-272,878.94-107,093.39

Finding the Fourth Proportional to 197,739.51, 272,878.94 and 107,093.39

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Solution

The fourth proportional to 197,739.51, 272,878.94 and 107,093.39 is: 147,788.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,739.51 : 272,878.94 = 107,093.39 : x
  2. Step 2: Convert to fraction form
    197,739.51/272,878.94 = 107,093.39/x
  3. Step 3: Cross multiply
    197,739.51x = 272,878.94 × 107,093.39
  4. Step 4: Simplify right side
    197,739.51x = 29,223,529,379.81
  5. Step 5: Solve for x
    x = 29,223,529,379.81/197,739.51
  6. Step 6: Final answer
    x = 147,788.01

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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.