Home / 47,998.40-71,997.60-36,334.40

Finding the Fourth Proportional to 47,998.40, 71,997.60 and 36,334.40

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Solution

The fourth proportional to 47,998.40, 71,997.60 and 36,334.40 is: 54,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,998.40 : 71,997.60 = 36,334.40 : x
  2. Step 2: Convert to fraction form
    47,998.40/71,997.60 = 36,334.40/x
  3. Step 3: Cross multiply
    47,998.40x = 71,997.60 × 36,334.40
  4. Step 4: Simplify right side
    47,998.40x = 2,615,989,597.44
  5. Step 5: Solve for x
    x = 2,615,989,597.44/47,998.40
  6. Step 6: Final answer
    x = 54,501.60

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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.