Home / 110,533.80-165,661.94-47,279.54

Finding the Fourth Proportional to 110,533.80, 165,661.94 and 47,279.54

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Solution

The fourth proportional to 110,533.80, 165,661.94 and 47,279.54 is: 70,859.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,533.80 : 165,661.94 = 47,279.54 : x
  2. Step 2: Convert to fraction form
    110,533.80/165,661.94 = 47,279.54/x
  3. Step 3: Cross multiply
    110,533.80x = 165,661.94 × 47,279.54
  4. Step 4: Simplify right side
    110,533.80x = 7,832,420,318.71
  5. Step 5: Solve for x
    x = 7,832,420,318.71/110,533.80
  6. Step 6: Final answer
    x = 70,859.96

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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.