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Finding the Fourth Proportional to 148,009.62, 204,250.23 and 80,941.62

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Solution

The fourth proportional to 148,009.62, 204,250.23 and 80,941.62 is: 111,697.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,009.62 : 204,250.23 = 80,941.62 : x
  2. Step 2: Convert to fraction form
    148,009.62/204,250.23 = 80,941.62/x
  3. Step 3: Cross multiply
    148,009.62x = 204,250.23 × 80,941.62
  4. Step 4: Simplify right side
    148,009.62x = 16,532,344,501.57
  5. Step 5: Solve for x
    x = 16,532,344,501.57/148,009.62
  6. Step 6: Final answer
    x = 111,697.77

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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.