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Finding the Fourth Proportional to 54,750.84, 75,602.21 and 36,904.92

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Solution

The fourth proportional to 54,750.84, 75,602.21 and 36,904.92 is: 50,959.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,750.84 : 75,602.21 = 36,904.92 : x
  2. Step 2: Convert to fraction form
    54,750.84/75,602.21 = 36,904.92/x
  3. Step 3: Cross multiply
    54,750.84x = 75,602.21 × 36,904.92
  4. Step 4: Simplify right side
    54,750.84x = 2,790,093,327.35
  5. Step 5: Solve for x
    x = 2,790,093,327.35/54,750.84
  6. Step 6: Final answer
    x = 50,959.83

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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.