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Finding the Fourth Proportional to 92,049.59, 127,027.64 and 51,762.50

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Solution

The fourth proportional to 92,049.59, 127,027.64 and 51,762.50 is: 71,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,049.59 : 127,027.64 = 51,762.50 : x
  2. Step 2: Convert to fraction form
    92,049.59/127,027.64 = 51,762.50/x
  3. Step 3: Cross multiply
    92,049.59x = 127,027.64 × 51,762.50
  4. Step 4: Simplify right side
    92,049.59x = 6,575,268,215.50
  5. Step 5: Solve for x
    x = 6,575,268,215.50/92,049.59
  6. Step 6: Final answer
    x = 71,431.80

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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.