Home / 57,737.70-86,563.35-31,472.10

Finding the Fourth Proportional to 57,737.70, 86,563.35 and 31,472.10

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Solution

The fourth proportional to 57,737.70, 86,563.35 and 31,472.10 is: 47,184.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,737.70 : 86,563.35 = 31,472.10 : x
  2. Step 2: Convert to fraction form
    57,737.70/86,563.35 = 31,472.10/x
  3. Step 3: Cross multiply
    57,737.70x = 86,563.35 × 31,472.10
  4. Step 4: Simplify right side
    57,737.70x = 2,724,330,407.54
  5. Step 5: Solve for x
    x = 2,724,330,407.54/57,737.70
  6. Step 6: Final answer
    x = 47,184.60

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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.