Home / 69,617.21-96,069.18-37,785.43

Finding the Fourth Proportional to 69,617.21, 96,069.18 and 37,785.43

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Solution

The fourth proportional to 69,617.21, 96,069.18 and 37,785.43 is: 52,142.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,617.21 : 96,069.18 = 37,785.43 : x
  2. Step 2: Convert to fraction form
    69,617.21/96,069.18 = 37,785.43/x
  3. Step 3: Cross multiply
    69,617.21x = 96,069.18 × 37,785.43
  4. Step 4: Simplify right side
    69,617.21x = 3,630,014,891.17
  5. Step 5: Solve for x
    x = 3,630,014,891.17/69,617.21
  6. Step 6: Final answer
    x = 52,142.49

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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.