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Finding the Fourth Proportional to 37,510.92, 51,764.94 and 20,743.92

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Solution

The fourth proportional to 37,510.92, 51,764.94 and 20,743.92 is: 28,626.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,510.92 : 51,764.94 = 20,743.92 : x
  2. Step 2: Convert to fraction form
    37,510.92/51,764.94 = 20,743.92/x
  3. Step 3: Cross multiply
    37,510.92x = 51,764.94 × 20,743.92
  4. Step 4: Simplify right side
    37,510.92x = 1,073,807,774.16
  5. Step 5: Solve for x
    x = 1,073,807,774.16/37,510.92
  6. Step 6: Final answer
    x = 28,626.54

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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.