Home / 86,527.58-129,780.43-27,369.23

Finding the Fourth Proportional to 86,527.58, 129,780.43 and 27,369.23

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Solution

The fourth proportional to 86,527.58, 129,780.43 and 27,369.23 is: 41,050.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,527.58 : 129,780.43 = 27,369.23 : x
  2. Step 2: Convert to fraction form
    86,527.58/129,780.43 = 27,369.23/x
  3. Step 3: Cross multiply
    86,527.58x = 129,780.43 × 27,369.23
  4. Step 4: Simplify right side
    86,527.58x = 3,551,989,720.84
  5. Step 5: Solve for x
    x = 3,551,989,720.84/86,527.58
  6. Step 6: Final answer
    x = 41,050.38

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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.