Home / 67,718.68-93,420.66-43,853.20

Finding the Fourth Proportional to 67,718.68, 93,420.66 and 43,853.20

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Solution

The fourth proportional to 67,718.68, 93,420.66 and 43,853.20 is: 60,497.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,718.68 : 93,420.66 = 43,853.20 : x
  2. Step 2: Convert to fraction form
    67,718.68/93,420.66 = 43,853.20/x
  3. Step 3: Cross multiply
    67,718.68x = 93,420.66 × 43,853.20
  4. Step 4: Simplify right side
    67,718.68x = 4,096,794,887.11
  5. Step 5: Solve for x
    x = 4,096,794,887.11/67,718.68
  6. Step 6: Final answer
    x = 60,497.26

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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.