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Finding the Fourth Proportional to 51,488.63, 71,063.51 and 37,382.48

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Solution

The fourth proportional to 51,488.63, 71,063.51 and 37,382.48 is: 51,594.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,488.63 : 71,063.51 = 37,382.48 : x
  2. Step 2: Convert to fraction form
    51,488.63/71,063.51 = 37,382.48/x
  3. Step 3: Cross multiply
    51,488.63x = 71,063.51 × 37,382.48
  4. Step 4: Simplify right side
    51,488.63x = 2,656,529,699.07
  5. Step 5: Solve for x
    x = 2,656,529,699.07/51,488.63
  6. Step 6: Final answer
    x = 51,594.50

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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.