Home / 69,813.28-96,343.50-37,982.68

Finding the Fourth Proportional to 69,813.28, 96,343.50 and 37,982.68

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Solution

The fourth proportional to 69,813.28, 96,343.50 and 37,982.68 is: 52,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,813.28 : 96,343.50 = 37,982.68 : x
  2. Step 2: Convert to fraction form
    69,813.28/96,343.50 = 37,982.68/x
  3. Step 3: Cross multiply
    69,813.28x = 96,343.50 × 37,982.68
  4. Step 4: Simplify right side
    69,813.28x = 3,659,384,330.58
  5. Step 5: Solve for x
    x = 3,659,384,330.58/69,813.28
  6. Step 6: Final answer
    x = 52,416.74

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1.5x scale

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.