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Finding the Fourth Proportional to 74,611.59, 111,847.03 and 37,136.23

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Solution

The fourth proportional to 74,611.59, 111,847.03 and 37,136.23 is: 55,669.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,611.59 : 111,847.03 = 37,136.23 : x
  2. Step 2: Convert to fraction form
    74,611.59/111,847.03 = 37,136.23/x
  3. Step 3: Cross multiply
    74,611.59x = 111,847.03 × 37,136.23
  4. Step 4: Simplify right side
    74,611.59x = 4,153,577,030.90
  5. Step 5: Solve for x
    x = 4,153,577,030.90/74,611.59
  6. Step 6: Final answer
    x = 55,669.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.