Home / 40,601.19-56,028.27-28,519.16

Finding the Fourth Proportional to 40,601.19, 56,028.27 and 28,519.16

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Solution

The fourth proportional to 40,601.19, 56,028.27 and 28,519.16 is: 39,355.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,601.19 : 56,028.27 = 28,519.16 : x
  2. Step 2: Convert to fraction form
    40,601.19/56,028.27 = 28,519.16/x
  3. Step 3: Cross multiply
    40,601.19x = 56,028.27 × 28,519.16
  4. Step 4: Simplify right side
    40,601.19x = 1,597,879,196.65
  5. Step 5: Solve for x
    x = 1,597,879,196.65/40,601.19
  6. Step 6: Final answer
    x = 39,355.48

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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.