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Finding the Fourth Proportional to 62,104.88, 92,871.20 and 46,124.64

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Solution

The fourth proportional to 62,104.88, 92,871.20 and 46,124.64 is: 68,974.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,104.88 : 92,871.20 = 46,124.64 : x
  2. Step 2: Convert to fraction form
    62,104.88/92,871.20 = 46,124.64/x
  3. Step 3: Cross multiply
    62,104.88x = 92,871.20 × 46,124.64
  4. Step 4: Simplify right side
    62,104.88x = 4,283,650,666.37
  5. Step 5: Solve for x
    x = 4,283,650,666.37/62,104.88
  6. Step 6: Final answer
    x = 68,974.46

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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.