Home / 55,438.57-83,217.08-23,864.28

Finding the Fourth Proportional to 55,438.57, 83,217.08 and 23,864.28

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Solution

The fourth proportional to 55,438.57, 83,217.08 and 23,864.28 is: 35,821.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,438.57 : 83,217.08 = 23,864.28 : x
  2. Step 2: Convert to fraction form
    55,438.57/83,217.08 = 23,864.28/x
  3. Step 3: Cross multiply
    55,438.57x = 83,217.08 × 23,864.28
  4. Step 4: Simplify right side
    55,438.57x = 1,985,915,697.90
  5. Step 5: Solve for x
    x = 1,985,915,697.90/55,438.57
  6. Step 6: Final answer
    x = 35,821.91

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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.