Home / 57,911.57-86,807.87-32,898.21

Finding the Fourth Proportional to 57,911.57, 86,807.87 and 32,898.21

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Solution

The fourth proportional to 57,911.57, 86,807.87 and 32,898.21 is: 49,313.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,911.57 : 86,807.87 = 32,898.21 : x
  2. Step 2: Convert to fraction form
    57,911.57/86,807.87 = 32,898.21/x
  3. Step 3: Cross multiply
    57,911.57x = 86,807.87 × 32,898.21
  4. Step 4: Simplify right side
    57,911.57x = 2,855,823,536.91
  5. Step 5: Solve for x
    x = 2,855,823,536.91/57,911.57
  6. Step 6: Final answer
    x = 49,313.52

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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.