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Finding the Fourth Proportional to 163,407.82, 225,467.81 and 95,393.93

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Solution

The fourth proportional to 163,407.82, 225,467.81 and 95,393.93 is: 131,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,407.82 : 225,467.81 = 95,393.93 : x
  2. Step 2: Convert to fraction form
    163,407.82/225,467.81 = 95,393.93/x
  3. Step 3: Cross multiply
    163,407.82x = 225,467.81 × 95,393.93
  4. Step 4: Simplify right side
    163,407.82x = 21,508,260,484.39
  5. Step 5: Solve for x
    x = 21,508,260,484.39/163,407.82
  6. Step 6: Final answer
    x = 131,623.20

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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.