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Finding the Fourth Proportional to 79,593.52, 109,833.48 and 43,785.04

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Solution

The fourth proportional to 79,593.52, 109,833.48 and 43,785.04 is: 60,420.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,593.52 : 109,833.48 = 43,785.04 : x
  2. Step 2: Convert to fraction form
    79,593.52/109,833.48 = 43,785.04/x
  3. Step 3: Cross multiply
    79,593.52x = 109,833.48 × 43,785.04
  4. Step 4: Simplify right side
    79,593.52x = 4,809,063,315.14
  5. Step 5: Solve for x
    x = 4,809,063,315.14/79,593.52
  6. Step 6: Final answer
    x = 60,420.29

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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.