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Finding the Fourth Proportional to 75,011.34, 103,515.39 and 41,477.34

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Solution

The fourth proportional to 75,011.34, 103,515.39 and 41,477.34 is: 57,238.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,011.34 : 103,515.39 = 41,477.34 : x
  2. Step 2: Convert to fraction form
    75,011.34/103,515.39 = 41,477.34/x
  3. Step 3: Cross multiply
    75,011.34x = 103,515.39 × 41,477.34
  4. Step 4: Simplify right side
    75,011.34x = 4,293,543,026.26
  5. Step 5: Solve for x
    x = 4,293,543,026.26/75,011.34
  6. Step 6: Final answer
    x = 57,238.59

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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.