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Finding the Fourth Proportional to 48,602.50, 72,739.14 and 29,894.41

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Solution

The fourth proportional to 48,602.50, 72,739.14 and 29,894.41 is: 44,740.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,602.50 : 72,739.14 = 29,894.41 : x
  2. Step 2: Convert to fraction form
    48,602.50/72,739.14 = 29,894.41/x
  3. Step 3: Cross multiply
    48,602.50x = 72,739.14 × 29,894.41
  4. Step 4: Simplify right side
    48,602.50x = 2,174,493,674.21
  5. Step 5: Solve for x
    x = 2,174,493,674.21/48,602.50
  6. Step 6: Final answer
    x = 44,740.37

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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.