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Finding the Fourth Proportional to 181,064.25, 249,868.67 and 101,576.25

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Solution

The fourth proportional to 181,064.25, 249,868.67 and 101,576.25 is: 140,175.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,064.25 : 249,868.67 = 101,576.25 : x
  2. Step 2: Convert to fraction form
    181,064.25/249,868.67 = 101,576.25/x
  3. Step 3: Cross multiply
    181,064.25x = 249,868.67 × 101,576.25
  4. Step 4: Simplify right side
    181,064.25x = 25,380,721,983.21
  5. Step 5: Solve for x
    x = 25,380,721,983.21/181,064.25
  6. Step 6: Final answer
    x = 140,175.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.