Home / 43,629.60-65,476.80-17,353.20

Finding the Fourth Proportional to 43,629.60, 65,476.80 and 17,353.20

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Solution

The fourth proportional to 43,629.60, 65,476.80 and 17,353.20 is: 26,042.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,629.60 : 65,476.80 = 17,353.20 : x
  2. Step 2: Convert to fraction form
    43,629.60/65,476.80 = 17,353.20/x
  3. Step 3: Cross multiply
    43,629.60x = 65,476.80 × 17,353.20
  4. Step 4: Simplify right side
    43,629.60x = 1,136,232,005.76
  5. Step 5: Solve for x
    x = 1,136,232,005.76/43,629.60
  6. Step 6: Final answer
    x = 26,042.69

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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.