Home / 181,984.20-251,134.77-101,409.96

Finding the Fourth Proportional to 181,984.20, 251,134.77 and 101,409.96

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Solution

The fourth proportional to 181,984.20, 251,134.77 and 101,409.96 is: 139,943.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,984.20 : 251,134.77 = 101,409.96 : x
  2. Step 2: Convert to fraction form
    181,984.20/251,134.77 = 101,409.96/x
  3. Step 3: Cross multiply
    181,984.20x = 251,134.77 × 101,409.96
  4. Step 4: Simplify right side
    181,984.20x = 25,467,566,980.31
  5. Step 5: Solve for x
    x = 25,467,566,980.31/181,984.20
  6. Step 6: Final answer
    x = 139,943.84

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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.