Home / 69,863.09-96,424.34-39,651.24

Finding the Fourth Proportional to 69,863.09, 96,424.34 and 39,651.24

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Solution

The fourth proportional to 69,863.09, 96,424.34 and 39,651.24 is: 54,726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,863.09 : 96,424.34 = 39,651.24 : x
  2. Step 2: Convert to fraction form
    69,863.09/96,424.34 = 39,651.24/x
  3. Step 3: Cross multiply
    69,863.09x = 96,424.34 × 39,651.24
  4. Step 4: Simplify right side
    69,863.09x = 3,823,344,746.31
  5. Step 5: Solve for x
    x = 3,823,344,746.31/69,863.09
  6. Step 6: Final answer
    x = 54,726.25

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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.