Home / 67,260.48-100,865.88-29,305.05

Finding the Fourth Proportional to 67,260.48, 100,865.88 and 29,305.05

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Solution

The fourth proportional to 67,260.48, 100,865.88 and 29,305.05 is: 43,946.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,260.48 : 100,865.88 = 29,305.05 : x
  2. Step 2: Convert to fraction form
    67,260.48/100,865.88 = 29,305.05/x
  3. Step 3: Cross multiply
    67,260.48x = 100,865.88 × 29,305.05
  4. Step 4: Simplify right side
    67,260.48x = 2,955,879,656.69
  5. Step 5: Solve for x
    x = 2,955,879,656.69/67,260.48
  6. Step 6: Final answer
    x = 43,946.75

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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.