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Finding the Fourth Proportional to 47,852.93, 71,773.90 and 12,795.32

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Solution

The fourth proportional to 47,852.93, 71,773.90 and 12,795.32 is: 19,191.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,852.93 : 71,773.90 = 12,795.32 : x
  2. Step 2: Convert to fraction form
    47,852.93/71,773.90 = 12,795.32/x
  3. Step 3: Cross multiply
    47,852.93x = 71,773.90 × 12,795.32
  4. Step 4: Simplify right side
    47,852.93x = 918,369,659.28
  5. Step 5: Solve for x
    x = 918,369,659.28/47,852.93
  6. Step 6: Final answer
    x = 19,191.51

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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.