Home / 188,501.96-259,939.86-124,816.52

Finding the Fourth Proportional to 188,501.96, 259,939.86 and 124,816.52

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Solution

The fourth proportional to 188,501.96, 259,939.86 and 124,816.52 is: 172,119.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,501.96 : 259,939.86 = 124,816.52 : x
  2. Step 2: Convert to fraction form
    188,501.96/259,939.86 = 124,816.52/x
  3. Step 3: Cross multiply
    188,501.96x = 259,939.86 × 124,816.52
  4. Step 4: Simplify right side
    188,501.96x = 32,444,788,734.49
  5. Step 5: Solve for x
    x = 32,444,788,734.49/188,501.96
  6. Step 6: Final answer
    x = 172,119.11

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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.