Home / 194,511.16-291,620.94-82,322.92

Finding the Fourth Proportional to 194,511.16, 291,620.94 and 82,322.92

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Solution

The fourth proportional to 194,511.16, 291,620.94 and 82,322.92 is: 123,422.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,511.16 : 291,620.94 = 82,322.92 : x
  2. Step 2: Convert to fraction form
    194,511.16/291,620.94 = 82,322.92/x
  3. Step 3: Cross multiply
    194,511.16x = 291,620.94 × 82,322.92
  4. Step 4: Simplify right side
    194,511.16x = 24,007,087,313.94
  5. Step 5: Solve for x
    x = 24,007,087,313.94/194,511.16
  6. Step 6: Final answer
    x = 123,422.67

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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.