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Finding the Fourth Proportional to 49,602.96, 68,447.34 and 28,093.68

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Solution

The fourth proportional to 49,602.96, 68,447.34 and 28,093.68 is: 38,766.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,602.96 : 68,447.34 = 28,093.68 : x
  2. Step 2: Convert to fraction form
    49,602.96/68,447.34 = 28,093.68/x
  3. Step 3: Cross multiply
    49,602.96x = 68,447.34 × 28,093.68
  4. Step 4: Simplify right side
    49,602.96x = 1,922,937,666.81
  5. Step 5: Solve for x
    x = 1,922,937,666.81/49,602.96
  6. Step 6: Final answer
    x = 38,766.59

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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.