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Finding the Fourth Proportional to 54,315.99, 74,956.05 and 33,095.34

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Solution

The fourth proportional to 54,315.99, 74,956.05 and 33,095.34 is: 45,671.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,315.99 : 74,956.05 = 33,095.34 : x
  2. Step 2: Convert to fraction form
    54,315.99/74,956.05 = 33,095.34/x
  3. Step 3: Cross multiply
    54,315.99x = 74,956.05 × 33,095.34
  4. Step 4: Simplify right side
    54,315.99x = 2,480,695,959.81
  5. Step 5: Solve for x
    x = 2,480,695,959.81/54,315.99
  6. Step 6: Final answer
    x = 45,671.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.