Home / 198,814.63-274,529.73-184,390.45

Finding the Fourth Proportional to 198,814.63, 274,529.73 and 184,390.45

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Solution

The fourth proportional to 198,814.63, 274,529.73 and 184,390.45 is: 254,612.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,814.63 : 274,529.73 = 184,390.45 : x
  2. Step 2: Convert to fraction form
    198,814.63/274,529.73 = 184,390.45/x
  3. Step 3: Cross multiply
    198,814.63x = 274,529.73 × 184,390.45
  4. Step 4: Simplify right side
    198,814.63x = 50,620,660,678.43
  5. Step 5: Solve for x
    x = 50,620,660,678.43/198,814.63
  6. Step 6: Final answer
    x = 254,612.35

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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.