Home / 57,037.49-78,710.37-33,172.46

Finding the Fourth Proportional to 57,037.49, 78,710.37 and 33,172.46

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Solution

The fourth proportional to 57,037.49, 78,710.37 and 33,172.46 is: 45,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,037.49 : 78,710.37 = 33,172.46 : x
  2. Step 2: Convert to fraction form
    57,037.49/78,710.37 = 33,172.46/x
  3. Step 3: Cross multiply
    57,037.49x = 78,710.37 × 33,172.46
  4. Step 4: Simplify right side
    57,037.49x = 2,611,016,600.41
  5. Step 5: Solve for x
    x = 2,611,016,600.41/57,037.49
  6. Step 6: Final answer
    x = 45,777.20

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