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Finding the Fourth Proportional to 184,763.97, 254,974.32 and 99,881.01

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Solution

The fourth proportional to 184,763.97, 254,974.32 and 99,881.01 is: 137,835.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,763.97 : 254,974.32 = 99,881.01 : x
  2. Step 2: Convert to fraction form
    184,763.97/254,974.32 = 99,881.01/x
  3. Step 3: Cross multiply
    184,763.97x = 254,974.32 × 99,881.01
  4. Step 4: Simplify right side
    184,763.97x = 25,467,092,605.66
  5. Step 5: Solve for x
    x = 25,467,092,605.66/184,763.97
  6. Step 6: Final answer
    x = 137,835.82

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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.