Home / 118,819.14-178,228.71-39,933.37

Finding the Fourth Proportional to 118,819.14, 178,228.71 and 39,933.37

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Solution

The fourth proportional to 118,819.14, 178,228.71 and 39,933.37 is: 59,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,819.14 : 178,228.71 = 39,933.37 : x
  2. Step 2: Convert to fraction form
    118,819.14/178,228.71 = 39,933.37/x
  3. Step 3: Cross multiply
    118,819.14x = 178,228.71 × 39,933.37
  4. Step 4: Simplify right side
    118,819.14x = 7,117,272,129.91
  5. Step 5: Solve for x
    x = 7,117,272,129.91/118,819.14
  6. Step 6: Final answer
    x = 59,900.05

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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.