Home / 57,740.72-79,683.18-33,868.04

Finding the Fourth Proportional to 57,740.72, 79,683.18 and 33,868.04

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Solution

The fourth proportional to 57,740.72, 79,683.18 and 33,868.04 is: 46,738.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,740.72 : 79,683.18 = 33,868.04 : x
  2. Step 2: Convert to fraction form
    57,740.72/79,683.18 = 33,868.04/x
  3. Step 3: Cross multiply
    57,740.72x = 79,683.18 × 33,868.04
  4. Step 4: Simplify right side
    57,740.72x = 2,698,713,127.57
  5. Step 5: Solve for x
    x = 2,698,713,127.57/57,740.72
  6. Step 6: Final answer
    x = 46,738.47

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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.