Home / 57,869.09-86,803.01-43,914.84

Finding the Fourth Proportional to 57,869.09, 86,803.01 and 43,914.84

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Solution

The fourth proportional to 57,869.09, 86,803.01 and 43,914.84 is: 65,871.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,869.09 : 86,803.01 = 43,914.84 : x
  2. Step 2: Convert to fraction form
    57,869.09/86,803.01 = 43,914.84/x
  3. Step 3: Cross multiply
    57,869.09x = 86,803.01 × 43,914.84
  4. Step 4: Simplify right side
    57,869.09x = 3,811,940,295.67
  5. Step 5: Solve for x
    x = 3,811,940,295.67/57,869.09
  6. Step 6: Final answer
    x = 65,871.79

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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.