Home / 166,494.72-249,127.68-99,975.36

Finding the Fourth Proportional to 166,494.72, 249,127.68 and 99,975.36

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Solution

The fourth proportional to 166,494.72, 249,127.68 and 99,975.36 is: 149,594.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,494.72 : 249,127.68 = 99,975.36 : x
  2. Step 2: Convert to fraction form
    166,494.72/249,127.68 = 99,975.36/x
  3. Step 3: Cross multiply
    166,494.72x = 249,127.68 × 99,975.36
  4. Step 4: Simplify right side
    166,494.72x = 24,906,629,493.96
  5. Step 5: Solve for x
    x = 24,906,629,493.96/166,494.72
  6. Step 6: Final answer
    x = 149,594.11

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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.