Home / 53,960.22-80,937.45-16,520.31

Finding the Fourth Proportional to 53,960.22, 80,937.45 and 16,520.31

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Solution

The fourth proportional to 53,960.22, 80,937.45 and 16,520.31 is: 24,779.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,960.22 : 80,937.45 = 16,520.31 : x
  2. Step 2: Convert to fraction form
    53,960.22/80,937.45 = 16,520.31/x
  3. Step 3: Cross multiply
    53,960.22x = 80,937.45 × 16,520.31
  4. Step 4: Simplify right side
    53,960.22x = 1,337,111,764.61
  5. Step 5: Solve for x
    x = 1,337,111,764.61/53,960.22
  6. Step 6: Final answer
    x = 24,779.58

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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.