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Finding the Fourth Proportional to 307,063.08, 460,611.12 and 96,717.48

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Solution

The fourth proportional to 307,063.08, 460,611.12 and 96,717.48 is: 145,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,063.08 : 460,611.12 = 96,717.48 : x
  2. Step 2: Convert to fraction form
    307,063.08/460,611.12 = 96,717.48/x
  3. Step 3: Cross multiply
    307,063.08x = 460,611.12 × 96,717.48
  4. Step 4: Simplify right side
    307,063.08x = 44,549,146,786.38
  5. Step 5: Solve for x
    x = 44,549,146,786.38/307,063.08
  6. Step 6: Final answer
    x = 145,081.42

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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.