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Finding the Fourth Proportional to 34,735, 47,934.32 and 18,819.56

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Solution

The fourth proportional to 34,735, 47,934.32 and 18,819.56 is: 25,971.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,735 : 47,934.32 = 18,819.56 : x
  2. Step 2: Convert to fraction form
    34,735/47,934.32 = 18,819.56/x
  3. Step 3: Cross multiply
    34,735x = 47,934.32 × 18,819.56
  4. Step 4: Simplify right side
    34,735x = 902,102,811.30
  5. Step 5: Solve for x
    x = 902,102,811.30/34,735
  6. Step 6: Final answer
    x = 25,971.00

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1.5x scale

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.