Home / 67,840.05-93,625.01-37,635.09

Finding the Fourth Proportional to 67,840.05, 93,625.01 and 37,635.09

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Solution

The fourth proportional to 67,840.05, 93,625.01 and 37,635.09 is: 51,939.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,840.05 : 93,625.01 = 37,635.09 : x
  2. Step 2: Convert to fraction form
    67,840.05/93,625.01 = 37,635.09/x
  3. Step 3: Cross multiply
    67,840.05x = 93,625.01 × 37,635.09
  4. Step 4: Simplify right side
    67,840.05x = 3,523,585,489.43
  5. Step 5: Solve for x
    x = 3,523,585,489.43/67,840.05
  6. Step 6: Final answer
    x = 51,939.61

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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.