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Finding the Fourth Proportional to 167,200.70, 250,801.05 and 135,707.90

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Solution

The fourth proportional to 167,200.70, 250,801.05 and 135,707.90 is: 203,561.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,200.70 : 250,801.05 = 135,707.90 : x
  2. Step 2: Convert to fraction form
    167,200.70/250,801.05 = 135,707.90/x
  3. Step 3: Cross multiply
    167,200.70x = 250,801.05 × 135,707.90
  4. Step 4: Simplify right side
    167,200.70x = 34,035,683,813.30
  5. Step 5: Solve for x
    x = 34,035,683,813.30/167,200.70
  6. Step 6: Final answer
    x = 203,561.85

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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.