Home / 86,634.33-129,950.73-27,468.48

Finding the Fourth Proportional to 86,634.33, 129,950.73 and 27,468.48

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Solution

The fourth proportional to 86,634.33, 129,950.73 and 27,468.48 is: 41,202.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,634.33 : 129,950.73 = 27,468.48 : x
  2. Step 2: Convert to fraction form
    86,634.33/129,950.73 = 27,468.48/x
  3. Step 3: Cross multiply
    86,634.33x = 129,950.73 × 27,468.48
  4. Step 4: Simplify right side
    86,634.33x = 3,569,549,027.99
  5. Step 5: Solve for x
    x = 3,569,549,027.99/86,634.33
  6. Step 6: Final answer
    x = 41,202.48

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1.5x scale

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.