Home / 53,781.57-80,672.34-16,341.51

Finding the Fourth Proportional to 53,781.57, 80,672.34 and 16,341.51

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Solution

The fourth proportional to 53,781.57, 80,672.34 and 16,341.51 is: 24,512.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,781.57 : 80,672.34 = 16,341.51 : x
  2. Step 2: Convert to fraction form
    53,781.57/80,672.34 = 16,341.51/x
  3. Step 3: Cross multiply
    53,781.57x = 80,672.34 × 16,341.51
  4. Step 4: Simplify right side
    53,781.57x = 1,318,307,850.83
  5. Step 5: Solve for x
    x = 1,318,307,850.83/53,781.57
  6. Step 6: Final answer
    x = 24,512.26

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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.