Home / 79,800.14-110,124.54-43,989.38

Finding the Fourth Proportional to 79,800.14, 110,124.54 and 43,989.38

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Solution

The fourth proportional to 79,800.14, 110,124.54 and 43,989.38 is: 60,705.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,800.14 : 110,124.54 = 43,989.38 : x
  2. Step 2: Convert to fraction form
    79,800.14/110,124.54 = 43,989.38/x
  3. Step 3: Cross multiply
    79,800.14x = 110,124.54 × 43,989.38
  4. Step 4: Simplify right side
    79,800.14x = 4,844,310,237.39
  5. Step 5: Solve for x
    x = 4,844,310,237.39/79,800.14
  6. Step 6: Final answer
    x = 60,705.54

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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.