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Finding the Fourth Proportional to 92,493.88, 127,642.46 and 50,053.32

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Solution

The fourth proportional to 92,493.88, 127,642.46 and 50,053.32 is: 69,074.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,493.88 : 127,642.46 = 50,053.32 : x
  2. Step 2: Convert to fraction form
    92,493.88/127,642.46 = 50,053.32/x
  3. Step 3: Cross multiply
    92,493.88x = 127,642.46 × 50,053.32
  4. Step 4: Simplify right side
    92,493.88x = 6,388,928,701.99
  5. Step 5: Solve for x
    x = 6,388,928,701.99/92,493.88
  6. Step 6: Final answer
    x = 69,074.07

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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.