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Finding the Fourth Proportional to 50,124.64, 75,188.78 and 16,845.78

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Solution

The fourth proportional to 50,124.64, 75,188.78 and 16,845.78 is: 25,269.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,124.64 : 75,188.78 = 16,845.78 : x
  2. Step 2: Convert to fraction form
    50,124.64/75,188.78 = 16,845.78/x
  3. Step 3: Cross multiply
    50,124.64x = 75,188.78 × 16,845.78
  4. Step 4: Simplify right side
    50,124.64x = 1,266,613,646.35
  5. Step 5: Solve for x
    x = 1,266,613,646.35/50,124.64
  6. Step 6: Final answer
    x = 25,269.28

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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.