Home / 57,908.48-79,916.64-32,766.08

Finding the Fourth Proportional to 57,908.48, 79,916.64 and 32,766.08

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Solution

The fourth proportional to 57,908.48, 79,916.64 and 32,766.08 is: 45,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,908.48 : 79,916.64 = 32,766.08 : x
  2. Step 2: Convert to fraction form
    57,908.48/79,916.64 = 32,766.08/x
  3. Step 3: Cross multiply
    57,908.48x = 79,916.64 × 32,766.08
  4. Step 4: Simplify right side
    57,908.48x = 2,618,555,019.57
  5. Step 5: Solve for x
    x = 2,618,555,019.57/57,908.48
  6. Step 6: Final answer
    x = 45,218.85

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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.