Home / 54,735.72-75,535.41-30,862.35

Finding the Fourth Proportional to 54,735.72, 75,535.41 and 30,862.35

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Solution

The fourth proportional to 54,735.72, 75,535.41 and 30,862.35 is: 42,590.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,735.72 : 75,535.41 = 30,862.35 : x
  2. Step 2: Convert to fraction form
    54,735.72/75,535.41 = 30,862.35/x
  3. Step 3: Cross multiply
    54,735.72x = 75,535.41 × 30,862.35
  4. Step 4: Simplify right side
    54,735.72x = 2,331,200,260.81
  5. Step 5: Solve for x
    x = 2,331,200,260.81/54,735.72
  6. Step 6: Final answer
    x = 42,590.11

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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.