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Finding the Fourth Proportional to 69,498.75, 95,907.74 and 37,666.83

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Solution

The fourth proportional to 69,498.75, 95,907.74 and 37,666.83 is: 51,979.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,498.75 : 95,907.74 = 37,666.83 : x
  2. Step 2: Convert to fraction form
    69,498.75/95,907.74 = 37,666.83/x
  3. Step 3: Cross multiply
    69,498.75x = 95,907.74 × 37,666.83
  4. Step 4: Simplify right side
    69,498.75x = 3,612,540,349.93
  5. Step 5: Solve for x
    x = 3,612,540,349.93/69,498.75
  6. Step 6: Final answer
    x = 51,979.93

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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.