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Finding the Fourth Proportional to 112,371.52, 168,500.43 and 37,465.42

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Solution

The fourth proportional to 112,371.52, 168,500.43 and 37,465.42 is: 56,179.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,371.52 : 168,500.43 = 37,465.42 : x
  2. Step 2: Convert to fraction form
    112,371.52/168,500.43 = 37,465.42/x
  3. Step 3: Cross multiply
    112,371.52x = 168,500.43 × 37,465.42
  4. Step 4: Simplify right side
    112,371.52x = 6,312,939,380.13
  5. Step 5: Solve for x
    x = 6,312,939,380.13/112,371.52
  6. Step 6: Final answer
    x = 56,179.18

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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.