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Finding the Fourth Proportional to 54,803.70, 75,659.94 and 35,700.66

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Solution

The fourth proportional to 54,803.70, 75,659.94 and 35,700.66 is: 49,287.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,803.70 : 75,659.94 = 35,700.66 : x
  2. Step 2: Convert to fraction form
    54,803.70/75,659.94 = 35,700.66/x
  3. Step 3: Cross multiply
    54,803.70x = 75,659.94 × 35,700.66
  4. Step 4: Simplify right side
    54,803.70x = 2,701,109,793.56
  5. Step 5: Solve for x
    x = 2,701,109,793.56/54,803.70
  6. Step 6: Final answer
    x = 49,287.00

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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.