Home / 69,965.58-96,554.79-38,137.98

Finding the Fourth Proportional to 69,965.58, 96,554.79 and 38,137.98

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Solution

The fourth proportional to 69,965.58, 96,554.79 and 38,137.98 is: 52,631.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,965.58 : 96,554.79 = 38,137.98 : x
  2. Step 2: Convert to fraction form
    69,965.58/96,554.79 = 38,137.98/x
  3. Step 3: Cross multiply
    69,965.58x = 96,554.79 × 38,137.98
  4. Step 4: Simplify right side
    69,965.58x = 3,682,404,649.92
  5. Step 5: Solve for x
    x = 3,682,404,649.92/69,965.58
  6. Step 6: Final answer
    x = 52,631.66

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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.