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Finding the Fourth Proportional to 166,652.82, 249,978.81 and 55,844.82

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Solution

The fourth proportional to 166,652.82, 249,978.81 and 55,844.82 is: 83,767.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,652.82 : 249,978.81 = 55,844.82 : x
  2. Step 2: Convert to fraction form
    166,652.82/249,978.81 = 55,844.82/x
  3. Step 3: Cross multiply
    166,652.82x = 249,978.81 × 55,844.82
  4. Step 4: Simplify right side
    166,652.82x = 13,960,021,648.26
  5. Step 5: Solve for x
    x = 13,960,021,648.26/166,652.82
  6. Step 6: Final answer
    x = 83,767.09

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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.