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Finding the Fourth Proportional to 55,393.98, 82,996.65 and 37,586.33

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Solution

The fourth proportional to 55,393.98, 82,996.65 and 37,586.33 is: 56,315.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,393.98 : 82,996.65 = 37,586.33 : x
  2. Step 2: Convert to fraction form
    55,393.98/82,996.65 = 37,586.33/x
  3. Step 3: Cross multiply
    55,393.98x = 82,996.65 × 37,586.33
  4. Step 4: Simplify right side
    55,393.98x = 3,119,539,372.05
  5. Step 5: Solve for x
    x = 3,119,539,372.05/55,393.98
  6. Step 6: Final answer
    x = 56,315.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.