Home / 48,783.96-73,176.12-11,847.96

Finding the Fourth Proportional to 48,783.96, 73,176.12 and 11,847.96

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Solution

The fourth proportional to 48,783.96, 73,176.12 and 11,847.96 is: 17,771.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,783.96 : 73,176.12 = 11,847.96 : x
  2. Step 2: Convert to fraction form
    48,783.96/73,176.12 = 11,847.96/x
  3. Step 3: Cross multiply
    48,783.96x = 73,176.12 × 11,847.96
  4. Step 4: Simplify right side
    48,783.96x = 866,987,742.72
  5. Step 5: Solve for x
    x = 866,987,742.72/48,783.96
  6. Step 6: Final answer
    x = 17,771.98

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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.