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Finding the Fourth Proportional to 160,604.74, 240,897.39 and 42,273.46

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Solution

The fourth proportional to 160,604.74, 240,897.39 and 42,273.46 is: 63,407.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,604.74 : 240,897.39 = 42,273.46 : x
  2. Step 2: Convert to fraction form
    160,604.74/240,897.39 = 42,273.46/x
  3. Step 3: Cross multiply
    160,604.74x = 240,897.39 × 42,273.46
  4. Step 4: Simplify right side
    160,604.74x = 10,183,566,180.27
  5. Step 5: Solve for x
    x = 10,183,566,180.27/160,604.74
  6. Step 6: Final answer
    x = 63,407.63

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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.