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Finding the Fourth Proportional to 69,379.02, 95,743.06 and 37,547.94

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Solution

The fourth proportional to 69,379.02, 95,743.06 and 37,547.94 is: 51,816.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,379.02 : 95,743.06 = 37,547.94 : x
  2. Step 2: Convert to fraction form
    69,379.02/95,743.06 = 37,547.94/x
  3. Step 3: Cross multiply
    69,379.02x = 95,743.06 × 37,547.94
  4. Step 4: Simplify right side
    69,379.02x = 3,594,954,672.30
  5. Step 5: Solve for x
    x = 3,594,954,672.30/69,379.02
  6. Step 6: Final answer
    x = 51,816.16

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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.