Home / 53,817.76-80,743.94-16,385.08

Finding the Fourth Proportional to 53,817.76, 80,743.94 and 16,385.08

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Solution

The fourth proportional to 53,817.76, 80,743.94 and 16,385.08 is: 24,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,817.76 : 80,743.94 = 16,385.08 : x
  2. Step 2: Convert to fraction form
    53,817.76/80,743.94 = 16,385.08/x
  3. Step 3: Cross multiply
    53,817.76x = 80,743.94 × 16,385.08
  4. Step 4: Simplify right side
    53,817.76x = 1,322,995,430.77
  5. Step 5: Solve for x
    x = 1,322,995,430.77/53,817.76
  6. Step 6: Final answer
    x = 24,582.88

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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.