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Finding the Fourth Proportional to 64,450, 88,941.24 and 37,611.04

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Solution

The fourth proportional to 64,450, 88,941.24 and 37,611.04 is: 51,903.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,450 : 88,941.24 = 37,611.04 : x
  2. Step 2: Convert to fraction form
    64,450/88,941.24 = 37,611.04/x
  3. Step 3: Cross multiply
    64,450x = 88,941.24 × 37,611.04
  4. Step 4: Simplify right side
    64,450x = 3,345,172,535.29
  5. Step 5: Solve for x
    x = 3,345,172,535.29/64,450
  6. Step 6: Final answer
    x = 51,903.38

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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.