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Finding the Fourth Proportional to 58,164.48, 87,261.84 and 16,611.48

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Solution

The fourth proportional to 58,164.48, 87,261.84 and 16,611.48 is: 24,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,164.48 : 87,261.84 = 16,611.48 : x
  2. Step 2: Convert to fraction form
    58,164.48/87,261.84 = 16,611.48/x
  3. Step 3: Cross multiply
    58,164.48x = 87,261.84 × 16,611.48
  4. Step 4: Simplify right side
    58,164.48x = 1,449,548,309.92
  5. Step 5: Solve for x
    x = 1,449,548,309.92/58,164.48
  6. Step 6: Final answer
    x = 24,921.54

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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.