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Finding the Fourth Proportional to 225,086.47, 337,254.87 and 158,386.47

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Solution

The fourth proportional to 225,086.47, 337,254.87 and 158,386.47 is: 237,315.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,086.47 : 337,254.87 = 158,386.47 : x
  2. Step 2: Convert to fraction form
    225,086.47/337,254.87 = 158,386.47/x
  3. Step 3: Cross multiply
    225,086.47x = 337,254.87 × 158,386.47
  4. Step 4: Simplify right side
    225,086.47x = 53,416,607,678.85
  5. Step 5: Solve for x
    x = 53,416,607,678.85/225,086.47
  6. Step 6: Final answer
    x = 237,315.94

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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.