Home / 184,821.19-255,053.06-99,938.05

Finding the Fourth Proportional to 184,821.19, 255,053.06 and 99,938.05

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Solution

The fourth proportional to 184,821.19, 255,053.06 and 99,938.05 is: 137,914.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,821.19 : 255,053.06 = 99,938.05 : x
  2. Step 2: Convert to fraction form
    184,821.19/255,053.06 = 99,938.05/x
  3. Step 3: Cross multiply
    184,821.19x = 255,053.06 × 99,938.05
  4. Step 4: Simplify right side
    184,821.19x = 25,489,504,187.67
  5. Step 5: Solve for x
    x = 25,489,504,187.67/184,821.19
  6. Step 6: Final answer
    x = 137,914.41

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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.