Home / 77,525.55-106,983.87-43,534.29

Finding the Fourth Proportional to 77,525.55, 106,983.87 and 43,534.29

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Solution

The fourth proportional to 77,525.55, 106,983.87 and 43,534.29 is: 60,076.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,525.55 : 106,983.87 = 43,534.29 : x
  2. Step 2: Convert to fraction form
    77,525.55/106,983.87 = 43,534.29/x
  3. Step 3: Cross multiply
    77,525.55x = 106,983.87 × 43,534.29
  4. Step 4: Simplify right side
    77,525.55x = 4,657,466,821.90
  5. Step 5: Solve for x
    x = 4,657,466,821.90/77,525.55
  6. Step 6: Final answer
    x = 60,076.54

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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.