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Finding the Fourth Proportional to 73,253.48, 109,880.21 and 33,789.06

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Solution

The fourth proportional to 73,253.48, 109,880.21 and 33,789.06 is: 50,683.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,253.48 : 109,880.21 = 33,789.06 : x
  2. Step 2: Convert to fraction form
    73,253.48/109,880.21 = 33,789.06/x
  3. Step 3: Cross multiply
    73,253.48x = 109,880.21 × 33,789.06
  4. Step 4: Simplify right side
    73,253.48x = 3,712,748,839.56
  5. Step 5: Solve for x
    x = 3,712,748,839.56/73,253.48
  6. Step 6: Final answer
    x = 50,683.59

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1.5x scale

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.