Home / 57,716.54-86,605.26-40,957.82

Finding the Fourth Proportional to 57,716.54, 86,605.26 and 40,957.82

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Solution

The fourth proportional to 57,716.54, 86,605.26 and 40,957.82 is: 61,458.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,716.54 : 86,605.26 = 40,957.82 : x
  2. Step 2: Convert to fraction form
    57,716.54/86,605.26 = 40,957.82/x
  3. Step 3: Cross multiply
    57,716.54x = 86,605.26 × 40,957.82
  4. Step 4: Simplify right side
    57,716.54x = 3,547,162,650.13
  5. Step 5: Solve for x
    x = 3,547,162,650.13/57,716.54
  6. Step 6: Final answer
    x = 61,458.34

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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.