Home / 47,697.21-65,822.41-29,802.60

Finding the Fourth Proportional to 47,697.21, 65,822.41 and 29,802.60

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Solution

The fourth proportional to 47,697.21, 65,822.41 and 29,802.60 is: 41,127.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,697.21 : 65,822.41 = 29,802.60 : x
  2. Step 2: Convert to fraction form
    47,697.21/65,822.41 = 29,802.60/x
  3. Step 3: Cross multiply
    47,697.21x = 65,822.41 × 29,802.60
  4. Step 4: Simplify right side
    47,697.21x = 1,961,678,956.27
  5. Step 5: Solve for x
    x = 1,961,678,956.27/47,697.21
  6. Step 6: Final answer
    x = 41,127.75

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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.