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Finding the Fourth Proportional to 58,381.21, 80,566.68 and 33,232.33

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Solution

The fourth proportional to 58,381.21, 80,566.68 and 33,232.33 is: 45,860.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,381.21 : 80,566.68 = 33,232.33 : x
  2. Step 2: Convert to fraction form
    58,381.21/80,566.68 = 33,232.33/x
  3. Step 3: Cross multiply
    58,381.21x = 80,566.68 × 33,232.33
  4. Step 4: Simplify right side
    58,381.21x = 2,677,418,496.76
  5. Step 5: Solve for x
    x = 2,677,418,496.76/58,381.21
  6. Step 6: Final answer
    x = 45,860.96

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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.