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Finding the Fourth Proportional to 116,858.70, 175,228 and 53,624.38

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Solution

The fourth proportional to 116,858.70, 175,228 and 53,624.38 is: 80,409.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,858.70 : 175,228 = 53,624.38 : x
  2. Step 2: Convert to fraction form
    116,858.70/175,228 = 53,624.38/x
  3. Step 3: Cross multiply
    116,858.70x = 175,228 × 53,624.38
  4. Step 4: Simplify right side
    116,858.70x = 9,396,492,858.64
  5. Step 5: Solve for x
    x = 9,396,492,858.64/116,858.70
  6. Step 6: Final answer
    x = 80,409.01

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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.