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Finding the Fourth Proportional to 133,460.92, 200,420.34 and 118,501.84

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Solution

The fourth proportional to 133,460.92, 200,420.34 and 118,501.84 is: 177,956.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,460.92 : 200,420.34 = 118,501.84 : x
  2. Step 2: Convert to fraction form
    133,460.92/200,420.34 = 118,501.84/x
  3. Step 3: Cross multiply
    133,460.92x = 200,420.34 × 118,501.84
  4. Step 4: Simplify right side
    133,460.92x = 23,750,179,063.43
  5. Step 5: Solve for x
    x = 23,750,179,063.43/133,460.92
  6. Step 6: Final answer
    x = 177,956.06

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1.5x scale

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.