Home / 54,573.44-75,318-30,701.12

Finding the Fourth Proportional to 54,573.44, 75,318 and 30,701.12

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Solution

The fourth proportional to 54,573.44, 75,318 and 30,701.12 is: 42,371.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,573.44 : 75,318 = 30,701.12 : x
  2. Step 2: Convert to fraction form
    54,573.44/75,318 = 30,701.12/x
  3. Step 3: Cross multiply
    54,573.44x = 75,318 × 30,701.12
  4. Step 4: Simplify right side
    54,573.44x = 2,312,346,956.16
  5. Step 5: Solve for x
    x = 2,312,346,956.16/54,573.44
  6. Step 6: Final answer
    x = 42,371.29

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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.