Home / 194,316.72-268,157.61-112,660.84

Finding the Fourth Proportional to 194,316.72, 268,157.61 and 112,660.84

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Solution

The fourth proportional to 194,316.72, 268,157.61 and 112,660.84 is: 155,472.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,316.72 : 268,157.61 = 112,660.84 : x
  2. Step 2: Convert to fraction form
    194,316.72/268,157.61 = 112,660.84/x
  3. Step 3: Cross multiply
    194,316.72x = 268,157.61 × 112,660.84
  4. Step 4: Simplify right side
    194,316.72x = 30,210,861,594.99
  5. Step 5: Solve for x
    x = 30,210,861,594.99/194,316.72
  6. Step 6: Final answer
    x = 155,472.27

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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.