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Finding the Fourth Proportional to 69,497.55, 95,907.09 and 37,666.98

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Solution

The fourth proportional to 69,497.55, 95,907.09 and 37,666.98 is: 51,980.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,497.55 : 95,907.09 = 37,666.98 : x
  2. Step 2: Convert to fraction form
    69,497.55/95,907.09 = 37,666.98/x
  3. Step 3: Cross multiply
    69,497.55x = 95,907.09 × 37,666.98
  4. Step 4: Simplify right side
    69,497.55x = 3,612,530,440.89
  5. Step 5: Solve for x
    x = 3,612,530,440.89/69,497.55
  6. Step 6: Final answer
    x = 51,980.69

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1.5x scale

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.