Home / 69,326.42-95,671.38-39,111.64

Finding the Fourth Proportional to 69,326.42, 95,671.38 and 39,111.64

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Solution

The fourth proportional to 69,326.42, 95,671.38 and 39,111.64 is: 53,974.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,326.42 : 95,671.38 = 39,111.64 : x
  2. Step 2: Convert to fraction form
    69,326.42/95,671.38 = 39,111.64/x
  3. Step 3: Cross multiply
    69,326.42x = 95,671.38 × 39,111.64
  4. Step 4: Simplify right side
    69,326.42x = 3,741,864,572.86
  5. Step 5: Solve for x
    x = 3,741,864,572.86/69,326.42
  6. Step 6: Final answer
    x = 53,974.58

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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.