Home / 57,599.48-86,403.60-19,636.97

Finding the Fourth Proportional to 57,599.48, 86,403.60 and 19,636.97

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Solution

The fourth proportional to 57,599.48, 86,403.60 and 19,636.97 is: 29,456.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,599.48 : 86,403.60 = 19,636.97 : x
  2. Step 2: Convert to fraction form
    57,599.48/86,403.60 = 19,636.97/x
  3. Step 3: Cross multiply
    57,599.48x = 86,403.60 × 19,636.97
  4. Step 4: Simplify right side
    57,599.48x = 1,696,704,469.07
  5. Step 5: Solve for x
    x = 1,696,704,469.07/57,599.48
  6. Step 6: Final answer
    x = 29,456.94

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1.5x scale

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.