Home / 53,939.20-80,894.40-16,499.20

Finding the Fourth Proportional to 53,939.20, 80,894.40 and 16,499.20

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Solution

The fourth proportional to 53,939.20, 80,894.40 and 16,499.20 is: 24,744.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,939.20 : 80,894.40 = 16,499.20 : x
  2. Step 2: Convert to fraction form
    53,939.20/80,894.40 = 16,499.20/x
  3. Step 3: Cross multiply
    53,939.20x = 80,894.40 × 16,499.20
  4. Step 4: Simplify right side
    53,939.20x = 1,334,692,884.48
  5. Step 5: Solve for x
    x = 1,334,692,884.48/53,939.20
  6. Step 6: Final answer
    x = 24,744.40

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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.