Home / 69,742.90-96,245.24-37,911.80

Finding the Fourth Proportional to 69,742.90, 96,245.24 and 37,911.80

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Solution

The fourth proportional to 69,742.90, 96,245.24 and 37,911.80 is: 52,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,742.90 : 96,245.24 = 37,911.80 : x
  2. Step 2: Convert to fraction form
    69,742.90/96,245.24 = 37,911.80/x
  3. Step 3: Cross multiply
    69,742.90x = 96,245.24 × 37,911.80
  4. Step 4: Simplify right side
    69,742.90x = 3,648,829,906.13
  5. Step 5: Solve for x
    x = 3,648,829,906.13/69,742.90
  6. Step 6: Final answer
    x = 52,318.30

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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.