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Finding the Fourth Proportional to 61,409.80, 92,116.59 and 23,968.36

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Solution

The fourth proportional to 61,409.80, 92,116.59 and 23,968.36 is: 35,953.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,409.80 : 92,116.59 = 23,968.36 : x
  2. Step 2: Convert to fraction form
    61,409.80/92,116.59 = 23,968.36/x
  3. Step 3: Cross multiply
    61,409.80x = 92,116.59 × 23,968.36
  4. Step 4: Simplify right side
    61,409.80x = 2,207,883,591.09
  5. Step 5: Solve for x
    x = 2,207,883,591.09/61,409.80
  6. Step 6: Final answer
    x = 35,953.28

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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.