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Finding the Fourth Proportional to 166,596.53, 249,894.59 and 54,276.57

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Solution

The fourth proportional to 166,596.53, 249,894.59 and 54,276.57 is: 81,414.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,596.53 : 249,894.59 = 54,276.57 : x
  2. Step 2: Convert to fraction form
    166,596.53/249,894.59 = 54,276.57/x
  3. Step 3: Cross multiply
    166,596.53x = 249,894.59 × 54,276.57
  4. Step 4: Simplify right side
    166,596.53x = 13,563,420,935.37
  5. Step 5: Solve for x
    x = 13,563,420,935.37/166,596.53
  6. Step 6: Final answer
    x = 81,414.79

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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.