Home / 43,914.78-65,730.72-28,934.22

Finding the Fourth Proportional to 43,914.78, 65,730.72 and 28,934.22

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Solution

The fourth proportional to 43,914.78, 65,730.72 and 28,934.22 is: 43,308.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,914.78 : 65,730.72 = 28,934.22 : x
  2. Step 2: Convert to fraction form
    43,914.78/65,730.72 = 28,934.22/x
  3. Step 3: Cross multiply
    43,914.78x = 65,730.72 × 28,934.22
  4. Step 4: Simplify right side
    43,914.78x = 1,901,867,113.24
  5. Step 5: Solve for x
    x = 1,901,867,113.24/43,914.78
  6. Step 6: Final answer
    x = 43,308.13

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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.