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Finding the Fourth Proportional to 33,503.64, 50,189.76 and 19,434.10

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Solution

The fourth proportional to 33,503.64, 50,189.76 and 19,434.10 is: 29,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,503.64 : 50,189.76 = 19,434.10 : x
  2. Step 2: Convert to fraction form
    33,503.64/50,189.76 = 19,434.10/x
  3. Step 3: Cross multiply
    33,503.64x = 50,189.76 × 19,434.10
  4. Step 4: Simplify right side
    33,503.64x = 975,392,814.82
  5. Step 5: Solve for x
    x = 975,392,814.82/33,503.64
  6. Step 6: Final answer
    x = 29,113.04

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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.