Home / 57,083.01-78,806.22-34,427.76

Finding the Fourth Proportional to 57,083.01, 78,806.22 and 34,427.76

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Solution

The fourth proportional to 57,083.01, 78,806.22 and 34,427.76 is: 47,529.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,083.01 : 78,806.22 = 34,427.76 : x
  2. Step 2: Convert to fraction form
    57,083.01/78,806.22 = 34,427.76/x
  3. Step 3: Cross multiply
    57,083.01x = 78,806.22 × 34,427.76
  4. Step 4: Simplify right side
    57,083.01x = 2,713,121,628.67
  5. Step 5: Solve for x
    x = 2,713,121,628.67/57,083.01
  6. Step 6: Final answer
    x = 47,529.41

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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.