Home / 67,880.23-93,673.28-37,664.90

Finding the Fourth Proportional to 67,880.23, 93,673.28 and 37,664.90

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Solution

The fourth proportional to 67,880.23, 93,673.28 and 37,664.90 is: 51,976.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,880.23 : 93,673.28 = 37,664.90 : x
  2. Step 2: Convert to fraction form
    67,880.23/93,673.28 = 37,664.90/x
  3. Step 3: Cross multiply
    67,880.23x = 93,673.28 × 37,664.90
  4. Step 4: Simplify right side
    67,880.23x = 3,528,194,723.87
  5. Step 5: Solve for x
    x = 3,528,194,723.87/67,880.23
  6. Step 6: Final answer
    x = 51,976.76

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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.