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Finding the Fourth Proportional to 73,232.56, 109,849.44 and 47,953.40

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Solution

The fourth proportional to 73,232.56, 109,849.44 and 47,953.40 is: 71,930.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,232.56 : 109,849.44 = 47,953.40 : x
  2. Step 2: Convert to fraction form
    73,232.56/109,849.44 = 47,953.40/x
  3. Step 3: Cross multiply
    73,232.56x = 109,849.44 × 47,953.40
  4. Step 4: Simplify right side
    73,232.56x = 5,267,654,136.10
  5. Step 5: Solve for x
    x = 5,267,654,136.10/73,232.56
  6. Step 6: Final answer
    x = 71,930.50

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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.