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Finding the Fourth Proportional to 183,200.70, 274,801.05 and 130,056.60

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Solution

The fourth proportional to 183,200.70, 274,801.05 and 130,056.60 is: 195,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,200.70 : 274,801.05 = 130,056.60 : x
  2. Step 2: Convert to fraction form
    183,200.70/274,801.05 = 130,056.60/x
  3. Step 3: Cross multiply
    183,200.70x = 274,801.05 × 130,056.60
  4. Step 4: Simplify right side
    183,200.70x = 35,739,690,239.43
  5. Step 5: Solve for x
    x = 35,739,690,239.43/183,200.70
  6. Step 6: Final answer
    x = 195,084.90

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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.