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Finding the Fourth Proportional to 17,193.20, 25,792.48 and 7,332.50

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Solution

The fourth proportional to 17,193.20, 25,792.48 and 7,332.50 is: 10,999.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,193.20 : 25,792.48 = 7,332.50 : x
  2. Step 2: Convert to fraction form
    17,193.20/25,792.48 = 7,332.50/x
  3. Step 3: Cross multiply
    17,193.20x = 25,792.48 × 7,332.50
  4. Step 4: Simplify right side
    17,193.20x = 189,123,359.60
  5. Step 5: Solve for x
    x = 189,123,359.60/17,193.20
  6. Step 6: Final answer
    x = 10,999.89

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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.