Home / 166,098.26-249,186.98-53,778.51

Finding the Fourth Proportional to 166,098.26, 249,186.98 and 53,778.51

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Solution

The fourth proportional to 166,098.26, 249,186.98 and 53,778.51 is: 80,680.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,098.26 : 249,186.98 = 53,778.51 : x
  2. Step 2: Convert to fraction form
    166,098.26/249,186.98 = 53,778.51/x
  3. Step 3: Cross multiply
    166,098.26x = 249,186.98 × 53,778.51
  4. Step 4: Simplify right side
    166,098.26x = 13,400,904,007.28
  5. Step 5: Solve for x
    x = 13,400,904,007.28/166,098.26
  6. Step 6: Final answer
    x = 80,680.58

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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.