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Finding the Fourth Proportional to 116,030.40, 173,786.40 and 95,294.40

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Solution

The fourth proportional to 116,030.40, 173,786.40 and 95,294.40 is: 142,728.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,030.40 : 173,786.40 = 95,294.40 : x
  2. Step 2: Convert to fraction form
    116,030.40/173,786.40 = 95,294.40/x
  3. Step 3: Cross multiply
    116,030.40x = 173,786.40 × 95,294.40
  4. Step 4: Simplify right side
    116,030.40x = 16,560,870,716.16
  5. Step 5: Solve for x
    x = 16,560,870,716.16/116,030.40
  6. Step 6: Final answer
    x = 142,728.72

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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.