Home / 166,020.84-249,032.96-47,691.88

Finding the Fourth Proportional to 166,020.84, 249,032.96 and 47,691.88

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Solution

The fourth proportional to 166,020.84, 249,032.96 and 47,691.88 is: 71,538.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,020.84 : 249,032.96 = 47,691.88 : x
  2. Step 2: Convert to fraction form
    166,020.84/249,032.96 = 47,691.88/x
  3. Step 3: Cross multiply
    166,020.84x = 249,032.96 × 47,691.88
  4. Step 4: Simplify right side
    166,020.84x = 11,876,850,044.36
  5. Step 5: Solve for x
    x = 11,876,850,044.36/166,020.84
  6. Step 6: Final answer
    x = 71,538.31

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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.