Home / 67,109.04-100,576.08-27,626.40

Finding the Fourth Proportional to 67,109.04, 100,576.08 and 27,626.40

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Solution

The fourth proportional to 67,109.04, 100,576.08 and 27,626.40 is: 41,403.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,109.04 : 100,576.08 = 27,626.40 : x
  2. Step 2: Convert to fraction form
    67,109.04/100,576.08 = 27,626.40/x
  3. Step 3: Cross multiply
    67,109.04x = 100,576.08 × 27,626.40
  4. Step 4: Simplify right side
    67,109.04x = 2,778,555,016.51
  5. Step 5: Solve for x
    x = 2,778,555,016.51/67,109.04
  6. Step 6: Final answer
    x = 41,403.59

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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.