Home / 53,614.86-80,373.08-18,529.91

Finding the Fourth Proportional to 53,614.86, 80,373.08 and 18,529.91

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Solution

The fourth proportional to 53,614.86, 80,373.08 and 18,529.91 is: 27,777.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,614.86 : 80,373.08 = 18,529.91 : x
  2. Step 2: Convert to fraction form
    53,614.86/80,373.08 = 18,529.91/x
  3. Step 3: Cross multiply
    53,614.86x = 80,373.08 × 18,529.91
  4. Step 4: Simplify right side
    53,614.86x = 1,489,306,186.08
  5. Step 5: Solve for x
    x = 1,489,306,186.08/53,614.86
  6. Step 6: Final answer
    x = 27,777.86

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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.