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Finding the Fourth Proportional to 117,453.76, 176,199 and 38,550

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Solution

The fourth proportional to 117,453.76, 176,199 and 38,550 is: 57,831.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,453.76 : 176,199 = 38,550 : x
  2. Step 2: Convert to fraction form
    117,453.76/176,199 = 38,550/x
  3. Step 3: Cross multiply
    117,453.76x = 176,199 × 38,550
  4. Step 4: Simplify right side
    117,453.76x = 6,792,471,450
  5. Step 5: Solve for x
    x = 6,792,471,450/117,453.76
  6. Step 6: Final answer
    x = 57,831.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.