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Finding the Fourth Proportional to 61,751.49, 92,751.23 and 36,840.14

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Solution

The fourth proportional to 61,751.49, 92,751.23 and 36,840.14 is: 55,334.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,751.49 : 92,751.23 = 36,840.14 : x
  2. Step 2: Convert to fraction form
    61,751.49/92,751.23 = 36,840.14/x
  3. Step 3: Cross multiply
    61,751.49x = 92,751.23 × 36,840.14
  4. Step 4: Simplify right side
    61,751.49x = 3,416,968,298.37
  5. Step 5: Solve for x
    x = 3,416,968,298.37/61,751.49
  6. Step 6: Final answer
    x = 55,334.18

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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.