Home / 57,942.95-86,914.42-31,633.34

Finding the Fourth Proportional to 57,942.95, 86,914.42 and 31,633.34

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Solution

The fourth proportional to 57,942.95, 86,914.42 and 31,633.34 is: 47,450.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,942.95 : 86,914.42 = 31,633.34 : x
  2. Step 2: Convert to fraction form
    57,942.95/86,914.42 = 31,633.34/x
  3. Step 3: Cross multiply
    57,942.95x = 86,914.42 × 31,633.34
  4. Step 4: Simplify right side
    57,942.95x = 2,749,392,885.11
  5. Step 5: Solve for x
    x = 2,749,392,885.11/57,942.95
  6. Step 6: Final answer
    x = 47,450.00

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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.