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Finding the Fourth Proportional to 166,595.79, 249,893.46 and 54,275.79

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Solution

The fourth proportional to 166,595.79, 249,893.46 and 54,275.79 is: 81,413.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,595.79 : 249,893.46 = 54,275.79 : x
  2. Step 2: Convert to fraction form
    166,595.79/249,893.46 = 54,275.79/x
  3. Step 3: Cross multiply
    166,595.79x = 249,893.46 × 54,275.79
  4. Step 4: Simplify right side
    166,595.79x = 13,563,164,957.33
  5. Step 5: Solve for x
    x = 13,563,164,957.33/166,595.79
  6. Step 6: Final answer
    x = 81,413.61

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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.