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Finding the Fourth Proportional to 171,735.80, 237,112.92 and 107,303.33

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Solution

The fourth proportional to 171,735.80, 237,112.92 and 107,303.33 is: 148,152.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,735.80 : 237,112.92 = 107,303.33 : x
  2. Step 2: Convert to fraction form
    171,735.80/237,112.92 = 107,303.33/x
  3. Step 3: Cross multiply
    171,735.80x = 237,112.92 × 107,303.33
  4. Step 4: Simplify right side
    171,735.80x = 25,443,006,494.81
  5. Step 5: Solve for x
    x = 25,443,006,494.81/171,735.80
  6. Step 6: Final answer
    x = 148,152.03

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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.