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Finding the Fourth Proportional to 163,670.79, 225,831.83 and 95,674.62

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Solution

The fourth proportional to 163,670.79, 225,831.83 and 95,674.62 is: 132,011.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,670.79 : 225,831.83 = 95,674.62 : x
  2. Step 2: Convert to fraction form
    163,670.79/225,831.83 = 95,674.62/x
  3. Step 3: Cross multiply
    163,670.79x = 225,831.83 × 95,674.62
  4. Step 4: Simplify right side
    163,670.79x = 21,606,374,040.78
  5. Step 5: Solve for x
    x = 21,606,374,040.78/163,670.79
  6. Step 6: Final answer
    x = 132,011.18

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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.