Home / 69,695.92-96,159.18-39,476.44

Finding the Fourth Proportional to 69,695.92, 96,159.18 and 39,476.44

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Solution

The fourth proportional to 69,695.92, 96,159.18 and 39,476.44 is: 54,465.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,695.92 : 96,159.18 = 39,476.44 : x
  2. Step 2: Convert to fraction form
    69,695.92/96,159.18 = 39,476.44/x
  3. Step 3: Cross multiply
    69,695.92x = 96,159.18 × 39,476.44
  4. Step 4: Simplify right side
    69,695.92x = 3,796,022,099.72
  5. Step 5: Solve for x
    x = 3,796,022,099.72/69,695.92
  6. Step 6: Final answer
    x = 54,465.49

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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.