Home / 86,258.01-129,392.18-27,093.68

Finding the Fourth Proportional to 86,258.01, 129,392.18 and 27,093.68

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Solution

The fourth proportional to 86,258.01, 129,392.18 and 27,093.68 is: 40,642.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,258.01 : 129,392.18 = 27,093.68 : x
  2. Step 2: Convert to fraction form
    86,258.01/129,392.18 = 27,093.68/x
  3. Step 3: Cross multiply
    86,258.01x = 129,392.18 × 27,093.68
  4. Step 4: Simplify right side
    86,258.01x = 3,505,709,536.99
  5. Step 5: Solve for x
    x = 3,505,709,536.99/86,258.01
  6. Step 6: Final answer
    x = 40,642.14

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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.