Home / 57,855.10-79,838.98-32,704.60

Finding the Fourth Proportional to 57,855.10, 79,838.98 and 32,704.60

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Solution

The fourth proportional to 57,855.10, 79,838.98 and 32,704.60 is: 45,131.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,855.10 : 79,838.98 = 32,704.60 : x
  2. Step 2: Convert to fraction form
    57,855.10/79,838.98 = 32,704.60/x
  3. Step 3: Cross multiply
    57,855.10x = 79,838.98 × 32,704.60
  4. Step 4: Simplify right side
    57,855.10x = 2,611,101,905.31
  5. Step 5: Solve for x
    x = 2,611,101,905.31/57,855.10
  6. Step 6: Final answer
    x = 45,131.75

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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.