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Finding the Fourth Proportional to 53,065.92, 73,232.84 and 29,191.98

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Solution

The fourth proportional to 53,065.92, 73,232.84 and 29,191.98 is: 40,285.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,065.92 : 73,232.84 = 29,191.98 : x
  2. Step 2: Convert to fraction form
    53,065.92/73,232.84 = 29,191.98/x
  3. Step 3: Cross multiply
    53,065.92x = 73,232.84 × 29,191.98
  4. Step 4: Simplify right side
    53,065.92x = 2,137,811,600.62
  5. Step 5: Solve for x
    x = 2,137,811,600.62/53,065.92
  6. Step 6: Final answer
    x = 40,285.96

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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.