Home / 166,536.44-249,777.30-71,740.91

Finding the Fourth Proportional to 166,536.44, 249,777.30 and 71,740.91

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Solution

The fourth proportional to 166,536.44, 249,777.30 and 71,740.91 is: 107,599.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,536.44 : 249,777.30 = 71,740.91 : x
  2. Step 2: Convert to fraction form
    166,536.44/249,777.30 = 71,740.91/x
  3. Step 3: Cross multiply
    166,536.44x = 249,777.30 × 71,740.91
  4. Step 4: Simplify right side
    166,536.44x = 17,919,250,799.34
  5. Step 5: Solve for x
    x = 17,919,250,799.34/166,536.44
  6. Step 6: Final answer
    x = 107,599.58

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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.