Home / 53,079.60-73,250.46-30,418.14

Finding the Fourth Proportional to 53,079.60, 73,250.46 and 30,418.14

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Solution

The fourth proportional to 53,079.60, 73,250.46 and 30,418.14 is: 41,977.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,079.60 : 73,250.46 = 30,418.14 : x
  2. Step 2: Convert to fraction form
    53,079.60/73,250.46 = 30,418.14/x
  3. Step 3: Cross multiply
    53,079.60x = 73,250.46 × 30,418.14
  4. Step 4: Simplify right side
    53,079.60x = 2,228,142,747.34
  5. Step 5: Solve for x
    x = 2,228,142,747.34/53,079.60
  6. Step 6: Final answer
    x = 41,977.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.