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Finding the Fourth Proportional to 92,662.77, 127,873.69 and 51,826.47

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Solution

The fourth proportional to 92,662.77, 127,873.69 and 51,826.47 is: 71,520.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,662.77 : 127,873.69 = 51,826.47 : x
  2. Step 2: Convert to fraction form
    92,662.77/127,873.69 = 51,826.47/x
  3. Step 3: Cross multiply
    92,662.77x = 127,873.69 × 51,826.47
  4. Step 4: Simplify right side
    92,662.77x = 6,627,241,349.48
  5. Step 5: Solve for x
    x = 6,627,241,349.48/92,662.77
  6. Step 6: Final answer
    x = 71,520.00

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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.