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Finding the Fourth Proportional to 53,359.61, 80,036.51 and 27,063.66

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Solution

The fourth proportional to 53,359.61, 80,036.51 and 27,063.66 is: 40,594.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,359.61 : 80,036.51 = 27,063.66 : x
  2. Step 2: Convert to fraction form
    53,359.61/80,036.51 = 27,063.66/x
  3. Step 3: Cross multiply
    53,359.61x = 80,036.51 × 27,063.66
  4. Step 4: Simplify right side
    53,359.61x = 2,166,080,961.89
  5. Step 5: Solve for x
    x = 2,166,080,961.89/53,359.61
  6. Step 6: Final answer
    x = 40,594.02

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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.