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Finding the Fourth Proportional to 133,573, 184,330.76 and 73,957

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Solution

The fourth proportional to 133,573, 184,330.76 and 73,957 is: 102,060.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,573 : 184,330.76 = 73,957 : x
  2. Step 2: Convert to fraction form
    133,573/184,330.76 = 73,957/x
  3. Step 3: Cross multiply
    133,573x = 184,330.76 × 73,957
  4. Step 4: Simplify right side
    133,573x = 13,632,550,017.32
  5. Step 5: Solve for x
    x = 13,632,550,017.32/133,573
  6. Step 6: Final answer
    x = 102,060.67

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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.