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Finding the Fourth Proportional to 133,679, 184,477.02 and 74,063

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Solution

The fourth proportional to 133,679, 184,477.02 and 74,063 is: 102,206.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,679 : 184,477.02 = 74,063 : x
  2. Step 2: Convert to fraction form
    133,679/184,477.02 = 74,063/x
  3. Step 3: Cross multiply
    133,679x = 184,477.02 × 74,063
  4. Step 4: Simplify right side
    133,679x = 13,662,921,532.26
  5. Step 5: Solve for x
    x = 13,662,921,532.26/133,679
  6. Step 6: Final answer
    x = 102,206.94

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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.