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Finding the Fourth Proportional to 184,750.92, 254,956.14 and 99,868.01

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Solution

The fourth proportional to 184,750.92, 254,956.14 and 99,868.01 is: 137,817.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,750.92 : 254,956.14 = 99,868.01 : x
  2. Step 2: Convert to fraction form
    184,750.92/254,956.14 = 99,868.01/x
  3. Step 3: Cross multiply
    184,750.92x = 254,956.14 × 99,868.01
  4. Step 4: Simplify right side
    184,750.92x = 25,461,961,064.30
  5. Step 5: Solve for x
    x = 25,461,961,064.30/184,750.92
  6. Step 6: Final answer
    x = 137,817.78

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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.