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Finding the Fourth Proportional to 62,040, 85,615.24 and 35,173.92

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Solution

The fourth proportional to 62,040, 85,615.24 and 35,173.92 is: 48,540.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,040 : 85,615.24 = 35,173.92 : x
  2. Step 2: Convert to fraction form
    62,040/85,615.24 = 35,173.92/x
  3. Step 3: Cross multiply
    62,040x = 85,615.24 × 35,173.92
  4. Step 4: Simplify right side
    62,040x = 3,011,423,602.54
  5. Step 5: Solve for x
    x = 3,011,423,602.54/62,040
  6. Step 6: Final answer
    x = 48,540.03

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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.