Home / 86,733.13-130,099.71-27,568.81

Finding the Fourth Proportional to 86,733.13, 130,099.71 and 27,568.81

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Solution

The fourth proportional to 86,733.13, 130,099.71 and 27,568.81 is: 41,353.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,733.13 : 130,099.71 = 27,568.81 : x
  2. Step 2: Convert to fraction form
    86,733.13/130,099.71 = 27,568.81/x
  3. Step 3: Cross multiply
    86,733.13x = 130,099.71 × 27,568.81
  4. Step 4: Simplify right side
    86,733.13x = 3,586,694,186.05
  5. Step 5: Solve for x
    x = 3,586,694,186.05/86,733.13
  6. Step 6: Final answer
    x = 41,353.22

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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.