Home / 53,543.43-80,319.13-16,100.51

Finding the Fourth Proportional to 53,543.43, 80,319.13 and 16,100.51

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Solution

The fourth proportional to 53,543.43, 80,319.13 and 16,100.51 is: 24,151.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,543.43 : 80,319.13 = 16,100.51 : x
  2. Step 2: Convert to fraction form
    53,543.43/80,319.13 = 16,100.51/x
  3. Step 3: Cross multiply
    53,543.43x = 80,319.13 × 16,100.51
  4. Step 4: Simplify right side
    53,543.43x = 1,293,178,513.91
  5. Step 5: Solve for x
    x = 1,293,178,513.91/53,543.43
  6. Step 6: Final answer
    x = 24,151.96

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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.