Home / 53,604.18-80,317.65-18,524.34

Finding the Fourth Proportional to 53,604.18, 80,317.65 and 18,524.34

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Solution

The fourth proportional to 53,604.18, 80,317.65 and 18,524.34 is: 27,755.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,604.18 : 80,317.65 = 18,524.34 : x
  2. Step 2: Convert to fraction form
    53,604.18/80,317.65 = 18,524.34/x
  3. Step 3: Cross multiply
    53,604.18x = 80,317.65 × 18,524.34
  4. Step 4: Simplify right side
    53,604.18x = 1,487,831,456.60
  5. Step 5: Solve for x
    x = 1,487,831,456.60/53,604.18
  6. Step 6: Final answer
    x = 27,755.89

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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.