Home / 69,701.94-96,190.11-37,872.90

Finding the Fourth Proportional to 69,701.94, 96,190.11 and 37,872.90

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Solution

The fourth proportional to 69,701.94, 96,190.11 and 37,872.90 is: 52,265.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,701.94 : 96,190.11 = 37,872.90 : x
  2. Step 2: Convert to fraction form
    69,701.94/96,190.11 = 37,872.90/x
  3. Step 3: Cross multiply
    69,701.94x = 96,190.11 × 37,872.90
  4. Step 4: Simplify right side
    69,701.94x = 3,642,998,417.02
  5. Step 5: Solve for x
    x = 3,642,998,417.02/69,701.94
  6. Step 6: Final answer
    x = 52,265.38

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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.