Home / 40,822.60-61,257.53-17,128.03

Finding the Fourth Proportional to 40,822.60, 61,257.53 and 17,128.03

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Solution

The fourth proportional to 40,822.60, 61,257.53 and 17,128.03 is: 25,701.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,822.60 : 61,257.53 = 17,128.03 : x
  2. Step 2: Convert to fraction form
    40,822.60/61,257.53 = 17,128.03/x
  3. Step 3: Cross multiply
    40,822.60x = 61,257.53 × 17,128.03
  4. Step 4: Simplify right side
    40,822.60x = 1,049,220,811.57
  5. Step 5: Solve for x
    x = 1,049,220,811.57/40,822.60
  6. Step 6: Final answer
    x = 25,701.96

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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.