Home / 57,911.13-86,857.54-22,367.18

Finding the Fourth Proportional to 57,911.13, 86,857.54 and 22,367.18

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Solution

The fourth proportional to 57,911.13, 86,857.54 and 22,367.18 is: 33,547.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,911.13 : 86,857.54 = 22,367.18 : x
  2. Step 2: Convert to fraction form
    57,911.13/86,857.54 = 22,367.18/x
  3. Step 3: Cross multiply
    57,911.13x = 86,857.54 × 22,367.18
  4. Step 4: Simplify right side
    57,911.13x = 1,942,758,231.54
  5. Step 5: Solve for x
    x = 1,942,758,231.54/57,911.13
  6. Step 6: Final answer
    x = 33,547.23

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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.