Home / 57,316.94-79,097.33-33,438.99

Finding the Fourth Proportional to 57,316.94, 79,097.33 and 33,438.99

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Solution

The fourth proportional to 57,316.94, 79,097.33 and 33,438.99 is: 46,145.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,316.94 : 79,097.33 = 33,438.99 : x
  2. Step 2: Convert to fraction form
    57,316.94/79,097.33 = 33,438.99/x
  3. Step 3: Cross multiply
    57,316.94x = 79,097.33 × 33,438.99
  4. Step 4: Simplify right side
    57,316.94x = 2,644,934,826.90
  5. Step 5: Solve for x
    x = 2,644,934,826.90/57,316.94
  6. Step 6: Final answer
    x = 46,145.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.