Home / 69,611.12-96,063.48-37,780.04

Finding the Fourth Proportional to 69,611.12, 96,063.48 and 37,780.04

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Solution

The fourth proportional to 69,611.12, 96,063.48 and 37,780.04 is: 52,136.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,611.12 : 96,063.48 = 37,780.04 : x
  2. Step 2: Convert to fraction form
    69,611.12/96,063.48 = 37,780.04/x
  3. Step 3: Cross multiply
    69,611.12x = 96,063.48 × 37,780.04
  4. Step 4: Simplify right side
    69,611.12x = 3,629,282,116.94
  5. Step 5: Solve for x
    x = 3,629,282,116.94/69,611.12
  6. Step 6: Final answer
    x = 52,136.53

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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.