Home / 69,782.11-96,297.24-39,570.19

Finding the Fourth Proportional to 69,782.11, 96,297.24 and 39,570.19

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Solution

The fourth proportional to 69,782.11, 96,297.24 and 39,570.19 is: 54,605.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,782.11 : 96,297.24 = 39,570.19 : x
  2. Step 2: Convert to fraction form
    69,782.11/96,297.24 = 39,570.19/x
  3. Step 3: Cross multiply
    69,782.11x = 96,297.24 × 39,570.19
  4. Step 4: Simplify right side
    69,782.11x = 3,810,500,083.28
  5. Step 5: Solve for x
    x = 3,810,500,083.28/69,782.11
  6. Step 6: Final answer
    x = 54,605.69

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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.