Home / 74,616.68-111,913.96-27,220.67

Finding the Fourth Proportional to 74,616.68, 111,913.96 and 27,220.67

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Solution

The fourth proportional to 74,616.68, 111,913.96 and 27,220.67 is: 40,826.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,616.68 : 111,913.96 = 27,220.67 : x
  2. Step 2: Convert to fraction form
    74,616.68/111,913.96 = 27,220.67/x
  3. Step 3: Cross multiply
    74,616.68x = 111,913.96 × 27,220.67
  4. Step 4: Simplify right side
    74,616.68x = 3,046,372,973.55
  5. Step 5: Solve for x
    x = 3,046,372,973.55/74,616.68
  6. Step 6: Final answer
    x = 40,826.97

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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.