Home / 52,735.14-79,102.77-19,440.78

Finding the Fourth Proportional to 52,735.14, 79,102.77 and 19,440.78

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Solution

The fourth proportional to 52,735.14, 79,102.77 and 19,440.78 is: 29,161.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,735.14 : 79,102.77 = 19,440.78 : x
  2. Step 2: Convert to fraction form
    52,735.14/79,102.77 = 19,440.78/x
  3. Step 3: Cross multiply
    52,735.14x = 79,102.77 × 19,440.78
  4. Step 4: Simplify right side
    52,735.14x = 1,537,819,548.96
  5. Step 5: Solve for x
    x = 1,537,819,548.96/52,735.14
  6. Step 6: Final answer
    x = 29,161.19

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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.