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Finding the Fourth Proportional to 167,545.69, 250,112.23 and 143,595

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Solution

The fourth proportional to 167,545.69, 250,112.23 and 143,595 is: 214,358.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,545.69 : 250,112.23 = 143,595 : x
  2. Step 2: Convert to fraction form
    167,545.69/250,112.23 = 143,595/x
  3. Step 3: Cross multiply
    167,545.69x = 250,112.23 × 143,595
  4. Step 4: Simplify right side
    167,545.69x = 35,914,865,307.86
  5. Step 5: Solve for x
    x = 35,914,865,307.86/167,545.69
  6. Step 6: Final answer
    x = 214,358.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.