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Finding the Fourth Proportional to 150,360.96, 207,504.95 and 85,847.65

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Solution

The fourth proportional to 150,360.96, 207,504.95 and 85,847.65 is: 118,473.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,360.96 : 207,504.95 = 85,847.65 : x
  2. Step 2: Convert to fraction form
    150,360.96/207,504.95 = 85,847.65/x
  3. Step 3: Cross multiply
    150,360.96x = 207,504.95 × 85,847.65
  4. Step 4: Simplify right side
    150,360.96x = 17,813,811,976.48
  5. Step 5: Solve for x
    x = 17,813,811,976.48/150,360.96
  6. Step 6: Final answer
    x = 118,473.65

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1.5x scale

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.