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Finding the Fourth Proportional to 162,321.66, 243,527.43 and 67,596.42

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Solution

The fourth proportional to 162,321.66, 243,527.43 and 67,596.42 is: 101,413.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,321.66 : 243,527.43 = 67,596.42 : x
  2. Step 2: Convert to fraction form
    162,321.66/243,527.43 = 67,596.42/x
  3. Step 3: Cross multiply
    162,321.66x = 243,527.43 × 67,596.42
  4. Step 4: Simplify right side
    162,321.66x = 16,461,582,439.80
  5. Step 5: Solve for x
    x = 16,461,582,439.80/162,321.66
  6. Step 6: Final answer
    x = 101,413.34

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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.