Home / 67,839.66-93,581.19-42,336.54

Finding the Fourth Proportional to 67,839.66, 93,581.19 and 42,336.54

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Solution

The fourth proportional to 67,839.66, 93,581.19 and 42,336.54 is: 58,401.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,839.66 : 93,581.19 = 42,336.54 : x
  2. Step 2: Convert to fraction form
    67,839.66/93,581.19 = 42,336.54/x
  3. Step 3: Cross multiply
    67,839.66x = 93,581.19 × 42,336.54
  4. Step 4: Simplify right side
    67,839.66x = 3,961,903,793.68
  5. Step 5: Solve for x
    x = 3,961,903,793.68/67,839.66
  6. Step 6: Final answer
    x = 58,401.00

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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.