Home / 118,396.77-177,589.35-43,511.16

Finding the Fourth Proportional to 118,396.77, 177,589.35 and 43,511.16

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Solution

The fourth proportional to 118,396.77, 177,589.35 and 43,511.16 is: 65,264.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,396.77 : 177,589.35 = 43,511.16 : x
  2. Step 2: Convert to fraction form
    118,396.77/177,589.35 = 43,511.16/x
  3. Step 3: Cross multiply
    118,396.77x = 177,589.35 × 43,511.16
  4. Step 4: Simplify right side
    118,396.77x = 7,727,118,622.15
  5. Step 5: Solve for x
    x = 7,727,118,622.15/118,396.77
  6. Step 6: Final answer
    x = 65,264.61

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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.