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Finding the Fourth Proportional to 158,263.78, 237,077.70 and 73,907.62

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Solution

The fourth proportional to 158,263.78, 237,077.70 and 73,907.62 is: 110,712.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,263.78 : 237,077.70 = 73,907.62 : x
  2. Step 2: Convert to fraction form
    158,263.78/237,077.70 = 73,907.62/x
  3. Step 3: Cross multiply
    158,263.78x = 237,077.70 × 73,907.62
  4. Step 4: Simplify right side
    158,263.78x = 17,521,848,562.07
  5. Step 5: Solve for x
    x = 17,521,848,562.07/158,263.78
  6. Step 6: Final answer
    x = 110,712.94

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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.