Home / 191,968.62-264,914.88-105,928.38

Finding the Fourth Proportional to 191,968.62, 264,914.88 and 105,928.38

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Solution

The fourth proportional to 191,968.62, 264,914.88 and 105,928.38 is: 146,180.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,968.62 : 264,914.88 = 105,928.38 : x
  2. Step 2: Convert to fraction form
    191,968.62/264,914.88 = 105,928.38/x
  3. Step 3: Cross multiply
    191,968.62x = 264,914.88 × 105,928.38
  4. Step 4: Simplify right side
    191,968.62x = 28,062,004,076.29
  5. Step 5: Solve for x
    x = 28,062,004,076.29/191,968.62
  6. Step 6: Final answer
    x = 146,180.16

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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.