Home / 86,524.12-129,798.96-27,346.36

Finding the Fourth Proportional to 86,524.12, 129,798.96 and 27,346.36

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Solution

The fourth proportional to 86,524.12, 129,798.96 and 27,346.36 is: 41,023.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,524.12 : 129,798.96 = 27,346.36 : x
  2. Step 2: Convert to fraction form
    86,524.12/129,798.96 = 27,346.36/x
  3. Step 3: Cross multiply
    86,524.12x = 129,798.96 × 27,346.36
  4. Step 4: Simplify right side
    86,524.12x = 3,549,529,087.79
  5. Step 5: Solve for x
    x = 3,549,529,087.79/86,524.12
  6. Step 6: Final answer
    x = 41,023.58

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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.