Home / 82,307.75-123,376.87-32,367.60

Finding the Fourth Proportional to 82,307.75, 123,376.87 and 32,367.60

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Solution

The fourth proportional to 82,307.75, 123,376.87 and 32,367.60 is: 48,518.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,307.75 : 123,376.87 = 32,367.60 : x
  2. Step 2: Convert to fraction form
    82,307.75/123,376.87 = 32,367.60/x
  3. Step 3: Cross multiply
    82,307.75x = 123,376.87 × 32,367.60
  4. Step 4: Simplify right side
    82,307.75x = 3,993,413,217.87
  5. Step 5: Solve for x
    x = 3,993,413,217.87/82,307.75
  6. Step 6: Final answer
    x = 48,518.07

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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.