Home / 64,900.92-89,561.26-36,606.20

Finding the Fourth Proportional to 64,900.92, 89,561.26 and 36,606.20

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Solution

The fourth proportional to 64,900.92, 89,561.26 and 36,606.20 is: 50,515.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,900.92 : 89,561.26 = 36,606.20 : x
  2. Step 2: Convert to fraction form
    64,900.92/89,561.26 = 36,606.20/x
  3. Step 3: Cross multiply
    64,900.92x = 89,561.26 × 36,606.20
  4. Step 4: Simplify right side
    64,900.92x = 3,278,497,395.81
  5. Step 5: Solve for x
    x = 3,278,497,395.81/64,900.92
  6. Step 6: Final answer
    x = 50,515.42

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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.