Home / 69,667.54-96,147.14-39,458.24

Finding the Fourth Proportional to 69,667.54, 96,147.14 and 39,458.24

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Solution

The fourth proportional to 69,667.54, 96,147.14 and 39,458.24 is: 54,455.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,667.54 : 96,147.14 = 39,458.24 : x
  2. Step 2: Convert to fraction form
    69,667.54/96,147.14 = 39,458.24/x
  3. Step 3: Cross multiply
    69,667.54x = 96,147.14 × 39,458.24
  4. Step 4: Simplify right side
    69,667.54x = 3,793,796,367.59
  5. Step 5: Solve for x
    x = 3,793,796,367.59/69,667.54
  6. Step 6: Final answer
    x = 54,455.72

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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.