Home / 269,692.04-404,718.65-111,920.64

Finding the Fourth Proportional to 269,692.04, 404,718.65 and 111,920.64

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Solution

The fourth proportional to 269,692.04, 404,718.65 and 111,920.64 is: 167,955.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,692.04 : 404,718.65 = 111,920.64 : x
  2. Step 2: Convert to fraction form
    269,692.04/404,718.65 = 111,920.64/x
  3. Step 3: Cross multiply
    269,692.04x = 404,718.65 × 111,920.64
  4. Step 4: Simplify right side
    269,692.04x = 45,296,369,768.33
  5. Step 5: Solve for x
    x = 45,296,369,768.33/269,692.04
  6. Step 6: Final answer
    x = 167,955.90

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1.5x scale

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.