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Finding the Fourth Proportional to 166,693.94, 250,062.88 and 54,334.79

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Solution

The fourth proportional to 166,693.94, 250,062.88 and 54,334.79 is: 81,509.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,693.94 : 250,062.88 = 54,334.79 : x
  2. Step 2: Convert to fraction form
    166,693.94/250,062.88 = 54,334.79/x
  3. Step 3: Cross multiply
    166,693.94x = 250,062.88 × 54,334.79
  4. Step 4: Simplify right side
    166,693.94x = 13,587,114,071.60
  5. Step 5: Solve for x
    x = 13,587,114,071.60/166,693.94
  6. Step 6: Final answer
    x = 81,509.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.