Home / 50,021.30-74,994.68-16,721.66

Finding the Fourth Proportional to 50,021.30, 74,994.68 and 16,721.66

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Solution

The fourth proportional to 50,021.30, 74,994.68 and 16,721.66 is: 25,070.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,021.30 : 74,994.68 = 16,721.66 : x
  2. Step 2: Convert to fraction form
    50,021.30/74,994.68 = 16,721.66/x
  3. Step 3: Cross multiply
    50,021.30x = 74,994.68 × 16,721.66
  4. Step 4: Simplify right side
    50,021.30x = 1,254,035,540.77
  5. Step 5: Solve for x
    x = 1,254,035,540.77/50,021.30
  6. Step 6: Final answer
    x = 25,070.03

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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.