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Finding the Fourth Proportional to 36,763.68, 50,725.04 and 21,655.16

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Solution

The fourth proportional to 36,763.68, 50,725.04 and 21,655.16 is: 29,878.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,763.68 : 50,725.04 = 21,655.16 : x
  2. Step 2: Convert to fraction form
    36,763.68/50,725.04 = 21,655.16/x
  3. Step 3: Cross multiply
    36,763.68x = 50,725.04 × 21,655.16
  4. Step 4: Simplify right side
    36,763.68x = 1,098,458,495.31
  5. Step 5: Solve for x
    x = 1,098,458,495.31/36,763.68
  6. Step 6: Final answer
    x = 29,878.90

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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.