Home / 64,956.30-89,639.19-36,661.02

Finding the Fourth Proportional to 64,956.30, 89,639.19 and 36,661.02

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Solution

The fourth proportional to 64,956.30, 89,639.19 and 36,661.02 is: 50,591.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,956.30 : 89,639.19 = 36,661.02 : x
  2. Step 2: Convert to fraction form
    64,956.30/89,639.19 = 36,661.02/x
  3. Step 3: Cross multiply
    64,956.30x = 89,639.19 × 36,661.02
  4. Step 4: Simplify right side
    64,956.30x = 3,286,264,137.37
  5. Step 5: Solve for x
    x = 3,286,264,137.37/64,956.30
  6. Step 6: Final answer
    x = 50,591.92

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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.