Home / 45,579.62-62,903.04-25,440.43

Finding the Fourth Proportional to 45,579.62, 62,903.04 and 25,440.43

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Solution

The fourth proportional to 45,579.62, 62,903.04 and 25,440.43 is: 35,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,579.62 : 62,903.04 = 25,440.43 : x
  2. Step 2: Convert to fraction form
    45,579.62/62,903.04 = 25,440.43/x
  3. Step 3: Cross multiply
    45,579.62x = 62,903.04 × 25,440.43
  4. Step 4: Simplify right side
    45,579.62x = 1,600,280,258.71
  5. Step 5: Solve for x
    x = 1,600,280,258.71/45,579.62
  6. Step 6: Final answer
    x = 35,109.56

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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.