Home / 69,408.20-95,783.64-37,577.12

Finding the Fourth Proportional to 69,408.20, 95,783.64 and 37,577.12

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Solution

The fourth proportional to 69,408.20, 95,783.64 and 37,577.12 is: 51,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,408.20 : 95,783.64 = 37,577.12 : x
  2. Step 2: Convert to fraction form
    69,408.20/95,783.64 = 37,577.12/x
  3. Step 3: Cross multiply
    69,408.20x = 95,783.64 × 37,577.12
  4. Step 4: Simplify right side
    69,408.20x = 3,599,273,334.32
  5. Step 5: Solve for x
    x = 3,599,273,334.32/69,408.20
  6. Step 6: Final answer
    x = 51,856.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.