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Finding the Fourth Proportional to 166,615.01, 249,896.84 and 54,294.94

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Solution

The fourth proportional to 166,615.01, 249,896.84 and 54,294.94 is: 81,434.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,615.01 : 249,896.84 = 54,294.94 : x
  2. Step 2: Convert to fraction form
    166,615.01/249,896.84 = 54,294.94/x
  3. Step 3: Cross multiply
    166,615.01x = 249,896.84 × 54,294.94
  4. Step 4: Simplify right side
    166,615.01x = 13,568,133,662.51
  5. Step 5: Solve for x
    x = 13,568,133,662.51/166,615.01
  6. Step 6: Final answer
    x = 81,434.04

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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.