Home / 69,742.97-96,245.62-37,911.80

Finding the Fourth Proportional to 69,742.97, 96,245.62 and 37,911.80

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Solution

The fourth proportional to 69,742.97, 96,245.62 and 37,911.80 is: 52,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,742.97 : 96,245.62 = 37,911.80 : x
  2. Step 2: Convert to fraction form
    69,742.97/96,245.62 = 37,911.80/x
  3. Step 3: Cross multiply
    69,742.97x = 96,245.62 × 37,911.80
  4. Step 4: Simplify right side
    69,742.97x = 3,648,844,300.77
  5. Step 5: Solve for x
    x = 3,648,844,300.77/69,742.97
  6. Step 6: Final answer
    x = 52,318.45

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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.