Home / 55,277.91-82,916.53-15,835.03

Finding the Fourth Proportional to 55,277.91, 82,916.53 and 15,835.03

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Solution

The fourth proportional to 55,277.91, 82,916.53 and 15,835.03 is: 23,752.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,277.91 : 82,916.53 = 15,835.03 : x
  2. Step 2: Convert to fraction form
    55,277.91/82,916.53 = 15,835.03/x
  3. Step 3: Cross multiply
    55,277.91x = 82,916.53 × 15,835.03
  4. Step 4: Simplify right side
    55,277.91x = 1,312,985,493.17
  5. Step 5: Solve for x
    x = 1,312,985,493.17/55,277.91
  6. Step 6: Final answer
    x = 23,752.44

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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.