Home / 54,364.82-75,022.53-30,490.98

Finding the Fourth Proportional to 54,364.82, 75,022.53 and 30,490.98

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Solution

The fourth proportional to 54,364.82, 75,022.53 and 30,490.98 is: 42,077.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,364.82 : 75,022.53 = 30,490.98 : x
  2. Step 2: Convert to fraction form
    54,364.82/75,022.53 = 30,490.98/x
  3. Step 3: Cross multiply
    54,364.82x = 75,022.53 × 30,490.98
  4. Step 4: Simplify right side
    54,364.82x = 2,287,510,461.78
  5. Step 5: Solve for x
    x = 2,287,510,461.78/54,364.82
  6. Step 6: Final answer
    x = 42,077.04

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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.