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Finding the Fourth Proportional to 37,330.46, 51,516.03 and 20,563.46

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Solution

The fourth proportional to 37,330.46, 51,516.03 and 20,563.46 is: 28,377.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,330.46 : 51,516.03 = 20,563.46 : x
  2. Step 2: Convert to fraction form
    37,330.46/51,516.03 = 20,563.46/x
  3. Step 3: Cross multiply
    37,330.46x = 51,516.03 × 20,563.46
  4. Step 4: Simplify right side
    37,330.46x = 1,059,347,834.98
  5. Step 5: Solve for x
    x = 1,059,347,834.98/37,330.46
  6. Step 6: Final answer
    x = 28,377.57

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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.