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Finding the Fourth Proportional to 58,793.81, 81,136.33 and 33,299.54

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Solution

The fourth proportional to 58,793.81, 81,136.33 and 33,299.54 is: 45,953.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,793.81 : 81,136.33 = 33,299.54 : x
  2. Step 2: Convert to fraction form
    58,793.81/81,136.33 = 33,299.54/x
  3. Step 3: Cross multiply
    58,793.81x = 81,136.33 × 33,299.54
  4. Step 4: Simplify right side
    58,793.81x = 2,701,802,811.22
  5. Step 5: Solve for x
    x = 2,701,802,811.22/58,793.81
  6. Step 6: Final answer
    x = 45,953.86

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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.