Home / 94,520.81-130,433.94-52,078.43

Finding the Fourth Proportional to 94,520.81, 130,433.94 and 52,078.43

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Solution

The fourth proportional to 94,520.81, 130,433.94 and 52,078.43 is: 71,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,520.81 : 130,433.94 = 52,078.43 : x
  2. Step 2: Convert to fraction form
    94,520.81/130,433.94 = 52,078.43/x
  3. Step 3: Cross multiply
    94,520.81x = 130,433.94 × 52,078.43
  4. Step 4: Simplify right side
    94,520.81x = 6,792,794,161.74
  5. Step 5: Solve for x
    x = 6,792,794,161.74/94,520.81
  6. Step 6: Final answer
    x = 71,865.60

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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.