Home / 69,711.32-96,202.50-37,880.75

Finding the Fourth Proportional to 69,711.32, 96,202.50 and 37,880.75

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Solution

The fourth proportional to 69,711.32, 96,202.50 and 37,880.75 is: 52,275.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,711.32 : 96,202.50 = 37,880.75 : x
  2. Step 2: Convert to fraction form
    69,711.32/96,202.50 = 37,880.75/x
  3. Step 3: Cross multiply
    69,711.32x = 96,202.50 × 37,880.75
  4. Step 4: Simplify right side
    69,711.32x = 3,644,222,851.88
  5. Step 5: Solve for x
    x = 3,644,222,851.88/69,711.32
  6. Step 6: Final answer
    x = 52,275.91

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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.