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Finding the Fourth Proportional to 116,504.58, 174,809.18 and 69,212.09

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Solution

The fourth proportional to 116,504.58, 174,809.18 and 69,212.09 is: 103,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,504.58 : 174,809.18 = 69,212.09 : x
  2. Step 2: Convert to fraction form
    116,504.58/174,809.18 = 69,212.09/x
  3. Step 3: Cross multiply
    116,504.58x = 174,809.18 × 69,212.09
  4. Step 4: Simplify right side
    116,504.58x = 12,098,907,478.88
  5. Step 5: Solve for x
    x = 12,098,907,478.88/116,504.58
  6. Step 6: Final answer
    x = 103,849.20

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1.5x scale

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.