Home / 308,229.32-462,477.54-108,692.28

Finding the Fourth Proportional to 308,229.32, 462,477.54 and 108,692.28

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Solution

The fourth proportional to 308,229.32, 462,477.54 and 108,692.28 is: 163,085.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,229.32 : 462,477.54 = 108,692.28 : x
  2. Step 2: Convert to fraction form
    308,229.32/462,477.54 = 108,692.28/x
  3. Step 3: Cross multiply
    308,229.32x = 462,477.54 × 108,692.28
  4. Step 4: Simplify right side
    308,229.32x = 50,267,738,271.39
  5. Step 5: Solve for x
    x = 50,267,738,271.39/308,229.32
  6. Step 6: Final answer
    x = 163,085.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.