Home / 53,714.22-80,571.25-18,654.18

Finding the Fourth Proportional to 53,714.22, 80,571.25 and 18,654.18

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Solution

The fourth proportional to 53,714.22, 80,571.25 and 18,654.18 is: 27,981.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,714.22 : 80,571.25 = 18,654.18 : x
  2. Step 2: Convert to fraction form
    53,714.22/80,571.25 = 18,654.18/x
  3. Step 3: Cross multiply
    53,714.22x = 80,571.25 × 18,654.18
  4. Step 4: Simplify right side
    53,714.22x = 1,502,990,600.33
  5. Step 5: Solve for x
    x = 1,502,990,600.33/53,714.22
  6. Step 6: Final answer
    x = 27,981.24

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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.