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Finding the Fourth Proportional to 116,642.84, 160,928.62 and 95,095.54

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Solution

The fourth proportional to 116,642.84, 160,928.62 and 95,095.54 is: 131,200.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,642.84 : 160,928.62 = 95,095.54 : x
  2. Step 2: Convert to fraction form
    116,642.84/160,928.62 = 95,095.54/x
  3. Step 3: Cross multiply
    116,642.84x = 160,928.62 × 95,095.54
  4. Step 4: Simplify right side
    116,642.84x = 15,303,593,380.29
  5. Step 5: Solve for x
    x = 15,303,593,380.29/116,642.84
  6. Step 6: Final answer
    x = 131,200.46

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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.