Home / 69,960.74-96,548.08-39,745.51

Finding the Fourth Proportional to 69,960.74, 96,548.08 and 39,745.51

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Solution

The fourth proportional to 69,960.74, 96,548.08 and 39,745.51 is: 54,850.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,960.74 : 96,548.08 = 39,745.51 : x
  2. Step 2: Convert to fraction form
    69,960.74/96,548.08 = 39,745.51/x
  3. Step 3: Cross multiply
    69,960.74x = 96,548.08 × 39,745.51
  4. Step 4: Simplify right side
    69,960.74x = 3,837,352,849.49
  5. Step 5: Solve for x
    x = 3,837,352,849.49/69,960.74
  6. Step 6: Final answer
    x = 54,850.09

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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.