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Finding the Fourth Proportional to 69,405.07, 95,779.03 and 37,573.97

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Solution

The fourth proportional to 69,405.07, 95,779.03 and 37,573.97 is: 51,852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,405.07 : 95,779.03 = 37,573.97 : x
  2. Step 2: Convert to fraction form
    69,405.07/95,779.03 = 37,573.97/x
  3. Step 3: Cross multiply
    69,405.07x = 95,779.03 × 37,573.97
  4. Step 4: Simplify right side
    69,405.07x = 3,598,798,066.47
  5. Step 5: Solve for x
    x = 3,598,798,066.47/69,405.07
  6. Step 6: Final answer
    x = 51,852.09

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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.