Home / 86,516.69-129,774.24-27,352.37

Finding the Fourth Proportional to 86,516.69, 129,774.24 and 27,352.37

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Solution

The fourth proportional to 86,516.69, 129,774.24 and 27,352.37 is: 41,028.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,516.69 : 129,774.24 = 27,352.37 : x
  2. Step 2: Convert to fraction form
    86,516.69/129,774.24 = 27,352.37/x
  3. Step 3: Cross multiply
    86,516.69x = 129,774.24 × 27,352.37
  4. Step 4: Simplify right side
    86,516.69x = 3,549,633,353.38
  5. Step 5: Solve for x
    x = 3,549,633,353.38/86,516.69
  6. Step 6: Final answer
    x = 41,028.31

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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.