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Finding the Fourth Proportional to 58,573.92, 80,832.68 and 31,717.04

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Solution

The fourth proportional to 58,573.92, 80,832.68 and 31,717.04 is: 43,769.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,573.92 : 80,832.68 = 31,717.04 : x
  2. Step 2: Convert to fraction form
    58,573.92/80,832.68 = 31,717.04/x
  3. Step 3: Cross multiply
    58,573.92x = 80,832.68 × 31,717.04
  4. Step 4: Simplify right side
    58,573.92x = 2,563,773,344.87
  5. Step 5: Solve for x
    x = 2,563,773,344.87/58,573.92
  6. Step 6: Final answer
    x = 43,769.88

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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.