Home / 45,819.30-68,707.38-17,752.50

Finding the Fourth Proportional to 45,819.30, 68,707.38 and 17,752.50

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Solution

The fourth proportional to 45,819.30, 68,707.38 and 17,752.50 is: 26,620.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,819.30 : 68,707.38 = 17,752.50 : x
  2. Step 2: Convert to fraction form
    45,819.30/68,707.38 = 17,752.50/x
  3. Step 3: Cross multiply
    45,819.30x = 68,707.38 × 17,752.50
  4. Step 4: Simplify right side
    45,819.30x = 1,219,727,763.45
  5. Step 5: Solve for x
    x = 1,219,727,763.45/45,819.30
  6. Step 6: Final answer
    x = 26,620.39

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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.