Home / 62,712.57-94,078.31-18,333.75

Finding the Fourth Proportional to 62,712.57, 94,078.31 and 18,333.75

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Solution

The fourth proportional to 62,712.57, 94,078.31 and 18,333.75 is: 27,503.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,712.57 : 94,078.31 = 18,333.75 : x
  2. Step 2: Convert to fraction form
    62,712.57/94,078.31 = 18,333.75/x
  3. Step 3: Cross multiply
    62,712.57x = 94,078.31 × 18,333.75
  4. Step 4: Simplify right side
    62,712.57x = 1,724,808,124.29
  5. Step 5: Solve for x
    x = 1,724,808,124.29/62,712.57
  6. Step 6: Final answer
    x = 27,503.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.