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Finding the Fourth Proportional to 40,784.92, 61,094.34 and 37,382.92

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Solution

The fourth proportional to 40,784.92, 61,094.34 and 37,382.92 is: 55,998.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,784.92 : 61,094.34 = 37,382.92 : x
  2. Step 2: Convert to fraction form
    40,784.92/61,094.34 = 37,382.92/x
  3. Step 3: Cross multiply
    40,784.92x = 61,094.34 × 37,382.92
  4. Step 4: Simplify right side
    40,784.92x = 2,283,884,824.67
  5. Step 5: Solve for x
    x = 2,283,884,824.67/40,784.92
  6. Step 6: Final answer
    x = 55,998.27

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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.