Home / 86,696.21-130,048.82-27,536.51

Finding the Fourth Proportional to 86,696.21, 130,048.82 and 27,536.51

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Solution

The fourth proportional to 86,696.21, 130,048.82 and 27,536.51 is: 41,306.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,696.21 : 130,048.82 = 27,536.51 : x
  2. Step 2: Convert to fraction form
    86,696.21/130,048.82 = 27,536.51/x
  3. Step 3: Cross multiply
    86,696.21x = 130,048.82 × 27,536.51
  4. Step 4: Simplify right side
    86,696.21x = 3,581,090,632.42
  5. Step 5: Solve for x
    x = 3,581,090,632.42/86,696.21
  6. Step 6: Final answer
    x = 41,306.20

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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.