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Finding the Fourth Proportional to 101,879.64, 152,804.61 and 27,004.32

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Solution

The fourth proportional to 101,879.64, 152,804.61 and 27,004.32 is: 40,502.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,879.64 : 152,804.61 = 27,004.32 : x
  2. Step 2: Convert to fraction form
    101,879.64/152,804.61 = 27,004.32/x
  3. Step 3: Cross multiply
    101,879.64x = 152,804.61 × 27,004.32
  4. Step 4: Simplify right side
    101,879.64x = 4,126,384,585.92
  5. Step 5: Solve for x
    x = 4,126,384,585.92/101,879.64
  6. Step 6: Final answer
    x = 40,502.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.