Home / 57,869.20-86,803.17-43,914.93

Finding the Fourth Proportional to 57,869.20, 86,803.17 and 43,914.93

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Solution

The fourth proportional to 57,869.20, 86,803.17 and 43,914.93 is: 65,871.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,869.20 : 86,803.17 = 43,914.93 : x
  2. Step 2: Convert to fraction form
    57,869.20/86,803.17 = 43,914.93/x
  3. Step 3: Cross multiply
    57,869.20x = 86,803.17 × 43,914.93
  4. Step 4: Simplify right side
    57,869.20x = 3,811,955,134.33
  5. Step 5: Solve for x
    x = 3,811,955,134.33/57,869.20
  6. Step 6: Final answer
    x = 65,871.92

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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.