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Finding the Fourth Proportional to 172,258.65, 237,729.60 and 95,791.50

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Solution

The fourth proportional to 172,258.65, 237,729.60 and 95,791.50 is: 132,199.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,258.65 : 237,729.60 = 95,791.50 : x
  2. Step 2: Convert to fraction form
    172,258.65/237,729.60 = 95,791.50/x
  3. Step 3: Cross multiply
    172,258.65x = 237,729.60 × 95,791.50
  4. Step 4: Simplify right side
    172,258.65x = 22,772,474,978.40
  5. Step 5: Solve for x
    x = 22,772,474,978.40/172,258.65
  6. Step 6: Final answer
    x = 132,199.31

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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.