Home / 69,965.76-96,554.28-38,136.24

Finding the Fourth Proportional to 69,965.76, 96,554.28 and 38,136.24

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Solution

The fourth proportional to 69,965.76, 96,554.28 and 38,136.24 is: 52,628.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,965.76 : 96,554.28 = 38,136.24 : x
  2. Step 2: Convert to fraction form
    69,965.76/96,554.28 = 38,136.24/x
  3. Step 3: Cross multiply
    69,965.76x = 96,554.28 × 38,136.24
  4. Step 4: Simplify right side
    69,965.76x = 3,682,217,195.11
  5. Step 5: Solve for x
    x = 3,682,217,195.11/69,965.76
  6. Step 6: Final answer
    x = 52,628.85

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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.