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Finding the Fourth Proportional to 58,393.72, 80,583.94 and 33,244.84

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Solution

The fourth proportional to 58,393.72, 80,583.94 and 33,244.84 is: 45,878.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,393.72 : 80,583.94 = 33,244.84 : x
  2. Step 2: Convert to fraction form
    58,393.72/80,583.94 = 33,244.84/x
  3. Step 3: Cross multiply
    58,393.72x = 80,583.94 × 33,244.84
  4. Step 4: Simplify right side
    58,393.72x = 2,679,000,191.87
  5. Step 5: Solve for x
    x = 2,679,000,191.87/58,393.72
  6. Step 6: Final answer
    x = 45,878.22

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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.