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Finding the Fourth Proportional to 61,995.94, 85,556.17 and 37,798.31

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Solution

The fourth proportional to 61,995.94, 85,556.17 and 37,798.31 is: 52,162.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,995.94 : 85,556.17 = 37,798.31 : x
  2. Step 2: Convert to fraction form
    61,995.94/85,556.17 = 37,798.31/x
  3. Step 3: Cross multiply
    61,995.94x = 85,556.17 × 37,798.31
  4. Step 4: Simplify right side
    61,995.94x = 3,233,878,636.07
  5. Step 5: Solve for x
    x = 3,233,878,636.07/61,995.94
  6. Step 6: Final answer
    x = 52,162.75

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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.