Home / 53,350.80-80,024.10-13,908.24

Finding the Fourth Proportional to 53,350.80, 80,024.10 and 13,908.24

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Solution

The fourth proportional to 53,350.80, 80,024.10 and 13,908.24 is: 20,861.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,350.80 : 80,024.10 = 13,908.24 : x
  2. Step 2: Convert to fraction form
    53,350.80/80,024.10 = 13,908.24/x
  3. Step 3: Cross multiply
    53,350.80x = 80,024.10 × 13,908.24
  4. Step 4: Simplify right side
    53,350.80x = 1,112,994,388.58
  5. Step 5: Solve for x
    x = 1,112,994,388.58/53,350.80
  6. Step 6: Final answer
    x = 20,861.81

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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.