Home / 69,617.09-96,071.67-37,785.99

Finding the Fourth Proportional to 69,617.09, 96,071.67 and 37,785.99

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Solution

The fourth proportional to 69,617.09, 96,071.67 and 37,785.99 is: 52,144.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,617.09 : 96,071.67 = 37,785.99 : x
  2. Step 2: Convert to fraction form
    69,617.09/96,071.67 = 37,785.99/x
  3. Step 3: Cross multiply
    69,617.09x = 96,071.67 × 37,785.99
  4. Step 4: Simplify right side
    69,617.09x = 3,630,163,161.90
  5. Step 5: Solve for x
    x = 3,630,163,161.90/69,617.09
  6. Step 6: Final answer
    x = 52,144.71

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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.