Home / 191,066.03-263,665.41-109,391.57

Finding the Fourth Proportional to 191,066.03, 263,665.41 and 109,391.57

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Solution

The fourth proportional to 191,066.03, 263,665.41 and 109,391.57 is: 150,957.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,066.03 : 263,665.41 = 109,391.57 : x
  2. Step 2: Convert to fraction form
    191,066.03/263,665.41 = 109,391.57/x
  3. Step 3: Cross multiply
    191,066.03x = 263,665.41 × 109,391.57
  4. Step 4: Simplify right side
    191,066.03x = 28,842,771,836.27
  5. Step 5: Solve for x
    x = 28,842,771,836.27/191,066.03
  6. Step 6: Final answer
    x = 150,957.09

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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.