Home / 53,668.50-80,539.66-18,608.16

Finding the Fourth Proportional to 53,668.50, 80,539.66 and 18,608.16

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Solution

The fourth proportional to 53,668.50, 80,539.66 and 18,608.16 is: 27,925.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,668.50 : 80,539.66 = 18,608.16 : x
  2. Step 2: Convert to fraction form
    53,668.50/80,539.66 = 18,608.16/x
  3. Step 3: Cross multiply
    53,668.50x = 80,539.66 × 18,608.16
  4. Step 4: Simplify right side
    53,668.50x = 1,498,694,879.63
  5. Step 5: Solve for x
    x = 1,498,694,879.63/53,668.50
  6. Step 6: Final answer
    x = 27,925.04

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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.