Home / 59,111.36-81,587.04-40,256

Finding the Fourth Proportional to 59,111.36, 81,587.04 and 40,256

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Solution

The fourth proportional to 59,111.36, 81,587.04 and 40,256 is: 55,562.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,111.36 : 81,587.04 = 40,256 : x
  2. Step 2: Convert to fraction form
    59,111.36/81,587.04 = 40,256/x
  3. Step 3: Cross multiply
    59,111.36x = 81,587.04 × 40,256
  4. Step 4: Simplify right side
    59,111.36x = 3,284,367,882.24
  5. Step 5: Solve for x
    x = 3,284,367,882.24/59,111.36
  6. Step 6: Final answer
    x = 55,562.38

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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.