Home / 86,849.67-130,272.98-27,684.84

Finding the Fourth Proportional to 86,849.67, 130,272.98 and 27,684.84

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Solution

The fourth proportional to 86,849.67, 130,272.98 and 27,684.84 is: 41,526.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,849.67 : 130,272.98 = 27,684.84 : x
  2. Step 2: Convert to fraction form
    86,849.67/130,272.98 = 27,684.84/x
  3. Step 3: Cross multiply
    86,849.67x = 130,272.98 × 27,684.84
  4. Step 4: Simplify right side
    86,849.67x = 3,606,586,469.20
  5. Step 5: Solve for x
    x = 3,606,586,469.20/86,849.67
  6. Step 6: Final answer
    x = 41,526.77

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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.