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Finding the Fourth Proportional to 53,497.92, 80,369.91 and 37,739.22

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Solution

The fourth proportional to 53,497.92, 80,369.91 and 37,739.22 is: 56,695.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,497.92 : 80,369.91 = 37,739.22 : x
  2. Step 2: Convert to fraction form
    53,497.92/80,369.91 = 37,739.22/x
  3. Step 3: Cross multiply
    53,497.92x = 80,369.91 × 37,739.22
  4. Step 4: Simplify right side
    53,497.92x = 3,033,097,714.87
  5. Step 5: Solve for x
    x = 3,033,097,714.87/53,497.92
  6. Step 6: Final answer
    x = 56,695.62

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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.