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Finding the Fourth Proportional to 96,707.11, 144,992.62 and 37,492.87

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Solution

The fourth proportional to 96,707.11, 144,992.62 and 37,492.87 is: 56,212.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,707.11 : 144,992.62 = 37,492.87 : x
  2. Step 2: Convert to fraction form
    96,707.11/144,992.62 = 37,492.87/x
  3. Step 3: Cross multiply
    96,707.11x = 144,992.62 × 37,492.87
  4. Step 4: Simplify right side
    96,707.11x = 5,436,189,452.62
  5. Step 5: Solve for x
    x = 5,436,189,452.62/96,707.11
  6. Step 6: Final answer
    x = 56,212.92

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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.