Home / 177,231.08-244,569.12-100,739.54

Finding the Fourth Proportional to 177,231.08, 244,569.12 and 100,739.54

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Solution

The fourth proportional to 177,231.08, 244,569.12 and 100,739.54 is: 139,015.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,231.08 : 244,569.12 = 100,739.54 : x
  2. Step 2: Convert to fraction form
    177,231.08/244,569.12 = 100,739.54/x
  3. Step 3: Cross multiply
    177,231.08x = 244,569.12 × 100,739.54
  4. Step 4: Simplify right side
    177,231.08x = 24,637,780,647.00
  5. Step 5: Solve for x
    x = 24,637,780,647.00/177,231.08
  6. Step 6: Final answer
    x = 139,015.01

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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.