Home / 55,865.16-83,720.70-41,082.12

Finding the Fourth Proportional to 55,865.16, 83,720.70 and 41,082.12

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Solution

The fourth proportional to 55,865.16, 83,720.70 and 41,082.12 is: 61,566.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,865.16 : 83,720.70 = 41,082.12 : x
  2. Step 2: Convert to fraction form
    55,865.16/83,720.70 = 41,082.12/x
  3. Step 3: Cross multiply
    55,865.16x = 83,720.70 × 41,082.12
  4. Step 4: Simplify right side
    55,865.16x = 3,439,423,843.88
  5. Step 5: Solve for x
    x = 3,439,423,843.88/55,865.16
  6. Step 6: Final answer
    x = 61,566.53

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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.