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Finding the Fourth Proportional to 61,473.75, 84,842.27 and 37,608.31

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Solution

The fourth proportional to 61,473.75, 84,842.27 and 37,608.31 is: 51,904.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,473.75 : 84,842.27 = 37,608.31 : x
  2. Step 2: Convert to fraction form
    61,473.75/84,842.27 = 37,608.31/x
  3. Step 3: Cross multiply
    61,473.75x = 84,842.27 × 37,608.31
  4. Step 4: Simplify right side
    61,473.75x = 3,190,774,391.26
  5. Step 5: Solve for x
    x = 3,190,774,391.26/61,473.75
  6. Step 6: Final answer
    x = 51,904.66

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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.