Home / 166,587.72-249,881.36-54,267.74

Finding the Fourth Proportional to 166,587.72, 249,881.36 and 54,267.74

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Solution

The fourth proportional to 166,587.72, 249,881.36 and 54,267.74 is: 81,401.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,587.72 : 249,881.36 = 54,267.74 : x
  2. Step 2: Convert to fraction form
    166,587.72/249,881.36 = 54,267.74/x
  3. Step 3: Cross multiply
    166,587.72x = 249,881.36 × 54,267.74
  4. Step 4: Simplify right side
    166,587.72x = 13,560,496,675.33
  5. Step 5: Solve for x
    x = 13,560,496,675.33/166,587.72
  6. Step 6: Final answer
    x = 81,401.54

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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.