Home / 194,953.75-269,037.03-105,529.75

Finding the Fourth Proportional to 194,953.75, 269,037.03 and 105,529.75

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Solution

The fourth proportional to 194,953.75, 269,037.03 and 105,529.75 is: 145,631.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,953.75 : 269,037.03 = 105,529.75 : x
  2. Step 2: Convert to fraction form
    194,953.75/269,037.03 = 105,529.75/x
  3. Step 3: Cross multiply
    194,953.75x = 269,037.03 × 105,529.75
  4. Step 4: Simplify right side
    194,953.75x = 28,391,410,516.64
  5. Step 5: Solve for x
    x = 28,391,410,516.64/194,953.75
  6. Step 6: Final answer
    x = 145,631.52

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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.