Home / 67,440.43-93,102.77-49,270.75

Finding the Fourth Proportional to 67,440.43, 93,102.77 and 49,270.75

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Solution

The fourth proportional to 67,440.43, 93,102.77 and 49,270.75 is: 68,019.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,440.43 : 93,102.77 = 49,270.75 : x
  2. Step 2: Convert to fraction form
    67,440.43/93,102.77 = 49,270.75/x
  3. Step 3: Cross multiply
    67,440.43x = 93,102.77 × 49,270.75
  4. Step 4: Simplify right side
    67,440.43x = 4,587,243,304.98
  5. Step 5: Solve for x
    x = 4,587,243,304.98/67,440.43
  6. Step 6: Final answer
    x = 68,019.19

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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.