Home / 53,630.20-80,444.90-16,190.20

Finding the Fourth Proportional to 53,630.20, 80,444.90 and 16,190.20

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Solution

The fourth proportional to 53,630.20, 80,444.90 and 16,190.20 is: 24,285.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,630.20 : 80,444.90 = 16,190.20 : x
  2. Step 2: Convert to fraction form
    53,630.20/80,444.90 = 16,190.20/x
  3. Step 3: Cross multiply
    53,630.20x = 80,444.90 × 16,190.20
  4. Step 4: Simplify right side
    53,630.20x = 1,302,419,019.98
  5. Step 5: Solve for x
    x = 1,302,419,019.98/53,630.20
  6. Step 6: Final answer
    x = 24,285.18

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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.