Home / 53,604.40-80,403.20-16,165.76

Finding the Fourth Proportional to 53,604.40, 80,403.20 and 16,165.76

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Solution

The fourth proportional to 53,604.40, 80,403.20 and 16,165.76 is: 24,247.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,604.40 : 80,403.20 = 16,165.76 : x
  2. Step 2: Convert to fraction form
    53,604.40/80,403.20 = 16,165.76/x
  3. Step 3: Cross multiply
    53,604.40x = 80,403.20 × 16,165.76
  4. Step 4: Simplify right side
    53,604.40x = 1,299,778,834.43
  5. Step 5: Solve for x
    x = 1,299,778,834.43/53,604.40
  6. Step 6: Final answer
    x = 24,247.61

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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.