Home / 54,693.15-75,483.68-30,824.43

Finding the Fourth Proportional to 54,693.15, 75,483.68 and 30,824.43

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Solution

The fourth proportional to 54,693.15, 75,483.68 and 30,824.43 is: 42,541.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,693.15 : 75,483.68 = 30,824.43 : x
  2. Step 2: Convert to fraction form
    54,693.15/75,483.68 = 30,824.43/x
  3. Step 3: Cross multiply
    54,693.15x = 75,483.68 × 30,824.43
  4. Step 4: Simplify right side
    54,693.15x = 2,326,741,256.18
  5. Step 5: Solve for x
    x = 2,326,741,256.18/54,693.15
  6. Step 6: Final answer
    x = 42,541.73

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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.