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Finding the Fourth Proportional to 47,120.68, 65,024.58 and 25,897.96

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Solution

The fourth proportional to 47,120.68, 65,024.58 and 25,897.96 is: 35,738.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,120.68 : 65,024.58 = 25,897.96 : x
  2. Step 2: Convert to fraction form
    47,120.68/65,024.58 = 25,897.96/x
  3. Step 3: Cross multiply
    47,120.68x = 65,024.58 × 25,897.96
  4. Step 4: Simplify right side
    47,120.68x = 1,684,003,971.86
  5. Step 5: Solve for x
    x = 1,684,003,971.86/47,120.68
  6. Step 6: Final answer
    x = 35,738.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.