Home / 30,193.96-45,273.50-11,704.36

Finding the Fourth Proportional to 30,193.96, 45,273.50 and 11,704.36

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Solution

The fourth proportional to 30,193.96, 45,273.50 and 11,704.36 is: 17,549.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193.96 : 45,273.50 = 11,704.36 : x
  2. Step 2: Convert to fraction form
    30,193.96/45,273.50 = 11,704.36/x
  3. Step 3: Cross multiply
    30,193.96x = 45,273.50 × 11,704.36
  4. Step 4: Simplify right side
    30,193.96x = 529,897,342.46
  5. Step 5: Solve for x
    x = 529,897,342.46/30,193.96
  6. Step 6: Final answer
    x = 17,549.78

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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.