Home / 166,073.97-249,150.50-53,754.21

Finding the Fourth Proportional to 166,073.97, 249,150.50 and 53,754.21

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Solution

The fourth proportional to 166,073.97, 249,150.50 and 53,754.21 is: 80,644.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,073.97 : 249,150.50 = 53,754.21 : x
  2. Step 2: Convert to fraction form
    166,073.97/249,150.50 = 53,754.21/x
  3. Step 3: Cross multiply
    166,073.97x = 249,150.50 × 53,754.21
  4. Step 4: Simplify right side
    166,073.97x = 13,392,886,784.08
  5. Step 5: Solve for x
    x = 13,392,886,784.08/166,073.97
  6. Step 6: Final answer
    x = 80,644.11

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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.