Home / 54,376.46-75,039.06-30,502.62

Finding the Fourth Proportional to 54,376.46, 75,039.06 and 30,502.62

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Solution

The fourth proportional to 54,376.46, 75,039.06 and 30,502.62 is: 42,093.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,376.46 : 75,039.06 = 30,502.62 : x
  2. Step 2: Convert to fraction form
    54,376.46/75,039.06 = 30,502.62/x
  3. Step 3: Cross multiply
    54,376.46x = 75,039.06 × 30,502.62
  4. Step 4: Simplify right side
    54,376.46x = 2,288,887,932.34
  5. Step 5: Solve for x
    x = 2,288,887,932.34/54,376.46
  6. Step 6: Final answer
    x = 42,093.36

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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.