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Finding the Fourth Proportional to 163,602.92, 225,756.42 and 95,635.80

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Solution

The fourth proportional to 163,602.92, 225,756.42 and 95,635.80 is: 131,968.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,602.92 : 225,756.42 = 95,635.80 : x
  2. Step 2: Convert to fraction form
    163,602.92/225,756.42 = 95,635.80/x
  3. Step 3: Cross multiply
    163,602.92x = 225,756.42 × 95,635.80
  4. Step 4: Simplify right side
    163,602.92x = 21,590,395,831.84
  5. Step 5: Solve for x
    x = 21,590,395,831.84/163,602.92
  6. Step 6: Final answer
    x = 131,968.28

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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.