Home / 166,464.64-249,720.65-54,108.73

Finding the Fourth Proportional to 166,464.64, 249,720.65 and 54,108.73

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Solution

The fourth proportional to 166,464.64, 249,720.65 and 54,108.73 is: 81,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,464.64 : 249,720.65 = 54,108.73 : x
  2. Step 2: Convert to fraction form
    166,464.64/249,720.65 = 54,108.73/x
  3. Step 3: Cross multiply
    166,464.64x = 249,720.65 × 54,108.73
  4. Step 4: Simplify right side
    166,464.64x = 13,512,067,226.27
  5. Step 5: Solve for x
    x = 13,512,067,226.27/166,464.64
  6. Step 6: Final answer
    x = 81,170.80

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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.