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Finding the Fourth Proportional to 55,693.97, 76,850.58 and 31,822.19

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Solution

The fourth proportional to 55,693.97, 76,850.58 and 31,822.19 is: 43,910.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,693.97 : 76,850.58 = 31,822.19 : x
  2. Step 2: Convert to fraction form
    55,693.97/76,850.58 = 31,822.19/x
  3. Step 3: Cross multiply
    55,693.97x = 76,850.58 × 31,822.19
  4. Step 4: Simplify right side
    55,693.97x = 2,445,553,599.26
  5. Step 5: Solve for x
    x = 2,445,553,599.26/55,693.97
  6. Step 6: Final answer
    x = 43,910.56

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Double scale
Find fourth proportional to 55,694.97, 76,851.95 and 31,823.19
Similar ratio
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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.