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Finding the Fourth Proportional to 191,758.38, 264,349.87 and 134,219.62

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Solution

The fourth proportional to 191,758.38, 264,349.87 and 134,219.62 is: 185,029.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,758.38 : 264,349.87 = 134,219.62 : x
  2. Step 2: Convert to fraction form
    191,758.38/264,349.87 = 134,219.62/x
  3. Step 3: Cross multiply
    191,758.38x = 264,349.87 × 134,219.62
  4. Step 4: Simplify right side
    191,758.38x = 35,480,939,098.45
  5. Step 5: Solve for x
    x = 35,480,939,098.45/191,758.38
  6. Step 6: Final answer
    x = 185,029.41

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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.