Home / 64,767.20-89,376.99-36,472.28

Finding the Fourth Proportional to 64,767.20, 89,376.99 and 36,472.28

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Solution

The fourth proportional to 64,767.20, 89,376.99 and 36,472.28 is: 50,330.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,767.20 : 89,376.99 = 36,472.28 : x
  2. Step 2: Convert to fraction form
    64,767.20/89,376.99 = 36,472.28/x
  3. Step 3: Cross multiply
    64,767.20x = 89,376.99 × 36,472.28
  4. Step 4: Simplify right side
    64,767.20x = 3,259,782,604.84
  5. Step 5: Solve for x
    x = 3,259,782,604.84/64,767.20
  6. Step 6: Final answer
    x = 50,330.76

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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.