Home / 119,778.11-179,636.47-35,518.57

Finding the Fourth Proportional to 119,778.11, 179,636.47 and 35,518.57

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Solution

The fourth proportional to 119,778.11, 179,636.47 and 35,518.57 is: 53,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,778.11 : 179,636.47 = 35,518.57 : x
  2. Step 2: Convert to fraction form
    119,778.11/179,636.47 = 35,518.57/x
  3. Step 3: Cross multiply
    119,778.11x = 179,636.47 × 35,518.57
  4. Step 4: Simplify right side
    119,778.11x = 6,380,429,996.36
  5. Step 5: Solve for x
    x = 6,380,429,996.36/119,778.11
  6. Step 6: Final answer
    x = 53,268.75

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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.