Home / 184,942.80-277,543.80-79,837.20

Finding the Fourth Proportional to 184,942.80, 277,543.80 and 79,837.20

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Solution

The fourth proportional to 184,942.80, 277,543.80 and 79,837.20 is: 119,811.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,942.80 : 277,543.80 = 79,837.20 : x
  2. Step 2: Convert to fraction form
    184,942.80/277,543.80 = 79,837.20/x
  3. Step 3: Cross multiply
    184,942.80x = 277,543.80 × 79,837.20
  4. Step 4: Simplify right side
    184,942.80x = 22,158,319,869.36
  5. Step 5: Solve for x
    x = 22,158,319,869.36/184,942.80
  6. Step 6: Final answer
    x = 119,811.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.