Home / 39,155.21-54,006.27-35,935.41

Finding the Fourth Proportional to 39,155.21, 54,006.27 and 35,935.41

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Solution

The fourth proportional to 39,155.21, 54,006.27 and 35,935.41 is: 49,565.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,155.21 : 54,006.27 = 35,935.41 : x
  2. Step 2: Convert to fraction form
    39,155.21/54,006.27 = 35,935.41/x
  3. Step 3: Cross multiply
    39,155.21x = 54,006.27 × 35,935.41
  4. Step 4: Simplify right side
    39,155.21x = 1,940,737,471.58
  5. Step 5: Solve for x
    x = 1,940,737,471.58/39,155.21
  6. Step 6: Final answer
    x = 49,565.24

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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.