Home / 216,983.65-325,491.07-74,826.88

Finding the Fourth Proportional to 216,983.65, 325,491.07 and 74,826.88

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Solution

The fourth proportional to 216,983.65, 325,491.07 and 74,826.88 is: 112,245.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,983.65 : 325,491.07 = 74,826.88 : x
  2. Step 2: Convert to fraction form
    216,983.65/325,491.07 = 74,826.88/x
  3. Step 3: Cross multiply
    216,983.65x = 325,491.07 × 74,826.88
  4. Step 4: Simplify right side
    216,983.65x = 24,355,481,235.96
  5. Step 5: Solve for x
    x = 24,355,481,235.96/216,983.65
  6. Step 6: Final answer
    x = 112,245.70

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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.