Home / 175,074.30-262,620.74-55,140.62

Finding the Fourth Proportional to 175,074.30, 262,620.74 and 55,140.62

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Solution

The fourth proportional to 175,074.30, 262,620.74 and 55,140.62 is: 82,713.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,074.30 : 262,620.74 = 55,140.62 : x
  2. Step 2: Convert to fraction form
    175,074.30/262,620.74 = 55,140.62/x
  3. Step 3: Cross multiply
    175,074.30x = 262,620.74 × 55,140.62
  4. Step 4: Simplify right side
    175,074.30x = 14,481,070,428.46
  5. Step 5: Solve for x
    x = 14,481,070,428.46/175,074.30
  6. Step 6: Final answer
    x = 82,713.86

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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.