Home / 57,776.14-79,732.41-33,920.02

Finding the Fourth Proportional to 57,776.14, 79,732.41 and 33,920.02

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Solution

The fourth proportional to 57,776.14, 79,732.41 and 33,920.02 is: 46,810.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,776.14 : 79,732.41 = 33,920.02 : x
  2. Step 2: Convert to fraction form
    57,776.14/79,732.41 = 33,920.02/x
  3. Step 3: Cross multiply
    57,776.14x = 79,732.41 × 33,920.02
  4. Step 4: Simplify right side
    57,776.14x = 2,704,524,941.85
  5. Step 5: Solve for x
    x = 2,704,524,941.85/57,776.14
  6. Step 6: Final answer
    x = 46,810.41

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1.5x scale

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.