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Finding the Fourth Proportional to 144,586.38, 199,529.16 and 80,924.16

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Solution

The fourth proportional to 144,586.38, 199,529.16 and 80,924.16 is: 111,675.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,586.38 : 199,529.16 = 80,924.16 : x
  2. Step 2: Convert to fraction form
    144,586.38/199,529.16 = 80,924.16/x
  3. Step 3: Cross multiply
    144,586.38x = 199,529.16 × 80,924.16
  4. Step 4: Simplify right side
    144,586.38x = 16,146,729,668.51
  5. Step 5: Solve for x
    x = 16,146,729,668.51/144,586.38
  6. Step 6: Final answer
    x = 111,675.32

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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.