Home / 40,583.62-55,942.41-39,796.30

Finding the Fourth Proportional to 40,583.62, 55,942.41 and 39,796.30

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Solution

The fourth proportional to 40,583.62, 55,942.41 and 39,796.30 is: 54,857.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,583.62 : 55,942.41 = 39,796.30 : x
  2. Step 2: Convert to fraction form
    40,583.62/55,942.41 = 39,796.30/x
  3. Step 3: Cross multiply
    40,583.62x = 55,942.41 × 39,796.30
  4. Step 4: Simplify right side
    40,583.62x = 2,226,300,931.08
  5. Step 5: Solve for x
    x = 2,226,300,931.08/40,583.62
  6. Step 6: Final answer
    x = 54,857.13

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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.